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

   1 /*
   2  * Wine Driver for EsounD Sound Server
   3  * http://www.tux.org/~ricdude/EsounD.html
   4  *
   5  * Copyright 1994 Martin Ayotte
   6  *           1999 Eric Pouech (async playing in waveOut/waveIn)
   7  *           2000 Eric Pouech (loops in waveOut)
   8  *           2004 Zhangrong Huang (EsounD version of this file)
   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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  23  */
  24 /* NOTE:
  25  *    with esd we cannot stop the audio that is already in
  26  *    the server's buffer.
  27  *
  28  * FIXME:
  29  *      pause in waveOut does not work correctly in loop mode
  30  *
  31  *      does something need to be done in for WaveIn DirectSound?
  32  *
  33  */
  34
  35 #include "config.h"
  36
  37 #include <errno.h>
  38 #include <math.h>
  39 #include <stdlib.h>
  40 #include <stdarg.h>
  41 #include <stdio.h>
  42 #include <string.h>
  43 #ifdef HAVE_UNISTD_H
  44 # include <unistd.h>
  45 #endif
  46 #include <fcntl.h>
  47 #ifdef HAVE_POLL_H
  48 #include <poll.h>
  49 #endif
  50 #ifdef HAVE_SYS_POLL_H
  51 # include <sys/poll.h>
  52 #endif
  53
  54 #include "windef.h"
  55 #include "winbase.h"
  56 #include "wingdi.h"
  57 #include "winerror.h"
  58 #include "wine/winuser16.h"
  59 #include "mmddk.h"
  60 #include "mmreg.h"
  61 #include "dsound.h"
  62 #include "dsdriver.h"
  63 #include "ks.h"
  64 #include "ksguid.h"
  65 #include "ksmedia.h"
  66 #include "esound.h"
  67 #include "wine/debug.h"
  68
  69 WINE_DEFAULT_DEBUG_CHANNEL(wave);
  70
  71 #ifdef HAVE_ESD
  72
  73 #include <esd.h>
  74
  75 /* unless someone makes a wineserver kernel module, Unix pipes are faster than win32 events */
  76 #define USE_PIPE_SYNC
  77
  78 /* define if you want to use esd_monitor_stream instead of
  79  * esd_record_stream for waveIn stream
  80  */
  81 /*#define WID_USE_ESDMON*/
  82
  83 #define BUFFER_REFILL_THRESHOLD 4
  84
  85 #define MAX_WAVEOUTDRV  (10)
  86 #define MAX_WAVEINDRV   (10)
  87 #define MAX_CHANNELS    2
  88
  89 /* state diagram for waveOut writing:
  90  *
  91  * +---------+-------------+---------------+---------------------------------+
  92  * |  state  |  function   |     event     |            new state            |
  93  * +---------+-------------+---------------+---------------------------------+
  94  * |         | open()      |               | STOPPED                         |
  95  * | PAUSED  | write()     |               | PAUSED                          |
  96  * | STOPPED | write()     | <thrd create> | PLAYING                         |
  97  * | PLAYING | write()     | HEADER        | PLAYING                         |
  98  * | (other) | write()     | <error>       |                                 |
  99  * | (any)   | pause()     | PAUSING       | PAUSED                          |
 100  * | PAUSED  | restart()   | RESTARTING    | PLAYING (if no thrd => STOPPED) |
 101  * | (any)   | reset()     | RESETTING     | STOPPED                         |
 102  * | (any)   | close()     | CLOSING       | CLOSED                          |
 103  * +---------+-------------+---------------+---------------------------------+
 104  */
 105
 106 /* states of the playing device */
 107 #define WINE_WS_PLAYING         0
 108 #define WINE_WS_PAUSED          1
 109 #define WINE_WS_STOPPED         2
 110 #define WINE_WS_CLOSED          3
 111
 112 /* events to be send to device */
 113 enum win_wm_message {
 114     WINE_WM_PAUSING = WM_USER + 1, WINE_WM_RESTARTING, WINE_WM_RESETTING, WINE_WM_HEADER,
 115     WINE_WM_UPDATE, WINE_WM_BREAKLOOP, WINE_WM_CLOSING, WINE_WM_STARTING, WINE_WM_STOPPING
 116 };
 117
 118 #ifdef USE_PIPE_SYNC
 119 #define SIGNAL_OMR(mr) do { int x = 0; write((mr)->msg_pipe[1], &x, sizeof(x)); } while (0)
 120 #define CLEAR_OMR(mr) do { int x = 0; read((mr)->msg_pipe[0], &x, sizeof(x)); } while (0)
 121 #define RESET_OMR(mr) do { } while (0)
 122 #define WAIT_OMR(mr, sleep) \
 123   do { struct pollfd pfd; pfd.fd = (mr)->msg_pipe[0]; \
 124        pfd.events = POLLIN; poll(&pfd, 1, sleep); } while (0)
 125 #else
 126 #define SIGNAL_OMR(mr) do { SetEvent((mr)->msg_event); } while (0)
 127 #define CLEAR_OMR(mr) do { } while (0)
 128 #define RESET_OMR(mr) do { ResetEvent((mr)->msg_event); } while (0)
 129 #define WAIT_OMR(mr, sleep) \
 130   do { WaitForSingleObject((mr)->msg_event, sleep); } while (0)
 131 #endif
 132
 133 typedef struct {
 134     enum win_wm_message         msg;    /* message identifier */
 135     DWORD                       param;  /* parameter for this message */
 136     HANDLE                      hEvent; /* if message is synchronous, handle of event for synchro */
 137 } RING_MSG;
 138
 139 /* implement an in-process message ring for better performance
 140  * (compared to passing thru the server)
 141  * this ring will be used by the input (resp output) record (resp playback) routine
 142  */
 143 #define ESD_RING_BUFFER_INCREMENT      64
 144 typedef struct {
 145     RING_MSG                    * messages;
 146     int                         ring_buffer_size;
 147     int                         msg_tosave;
 148     int                         msg_toget;
 149 #ifdef USE_PIPE_SYNC
 150     int                         msg_pipe[2];
 151 #else
 152     HANDLE                      msg_event;
 153 #endif
 154     CRITICAL_SECTION            msg_crst;
 155 } ESD_MSG_RING;
 156
 157 typedef struct {
 158     volatile int                state;                  /* one of the WINE_WS_ manifest constants */
 159     WAVEOPENDESC                waveDesc;
 160     WORD                        wFlags;
 161     WAVEFORMATPCMEX             waveFormat;
 162     WAVEOUTCAPSW                caps;
 163     char                        interface_name[32];
 164
 165     DWORD                       dwSleepTime;            /* Num of milliseconds to sleep between filling the dsp buffers */
 166
 167     /* esd information */
 168     int                         esd_fd;         /* the socket fd we get from esd when opening a stream for playing */
 169     int                         bytes_per_frame;
 170     DWORD                       dwBufferSize;           /* size of whole buffer in bytes */
 171
 172     char*                       sound_buffer;
 173     long                        buffer_size;
 174
 175     DWORD                       volume_left;            /* volume control information */
 176     DWORD                       volume_right;
 177
 178     LPWAVEHDR                   lpQueuePtr;             /* start of queued WAVEHDRs (waiting to be notified) */
 179     LPWAVEHDR                   lpPlayPtr;              /* start of not yet fully played buffers */
 180     DWORD                       dwPartialOffset;        /* Offset of not yet written bytes in lpPlayPtr */
 181
 182     LPWAVEHDR                   lpLoopPtr;              /* pointer of first buffer in loop, if any */
 183     DWORD                       dwLoops;                /* private copy of loop counter */
 184
 185     DWORD                       dwPlayedTotal;          /* number of bytes actually played since opening */
 186     DWORD                       dwWrittenTotal;         /* number of bytes written to the audio device since opening */
 187
 188     /* synchronization stuff */
 189     HANDLE                      hStartUpEvent;
 190     HANDLE                      hThread;
 191     DWORD                       dwThreadID;
 192     ESD_MSG_RING                msgRing;
 193 } WINE_WAVEOUT;
 194
 195 typedef struct {
 196     volatile int                state;                  /* one of the WINE_WS_ manifest constants */
 197     WAVEOPENDESC                waveDesc;
 198     WORD                        wFlags;
 199     WAVEFORMATPCMEX             waveFormat;
 200     WAVEINCAPSW                 caps;
 201     char                        interface_name[32];
 202
 203     /* esd information */
 204     int                         esd_fd;         /* the socket fd we get from esd when opening a stream for recording */
 205     int                         bytes_per_frame;
 206
 207     LPWAVEHDR                   lpQueuePtr;
 208     DWORD                       dwRecordedTotal;
 209
 210     /* synchronization stuff */
 211     HANDLE                      hStartUpEvent;
 212     HANDLE                      hThread;
 213     DWORD                       dwThreadID;
 214     ESD_MSG_RING                msgRing;
 215 } WINE_WAVEIN;
 216
 217 static char* esd_host;  /* the esd host */
 218
 219 static WINE_WAVEOUT     WOutDev   [MAX_WAVEOUTDRV];
 220 static WINE_WAVEIN      WInDev    [MAX_WAVEINDRV];
 221
 222 static DWORD wodDsCreate(UINT wDevID, PIDSDRIVER* drv);
 223 static DWORD wodDsDesc(UINT wDevID, PDSDRIVERDESC desc);
 224
 225 /* These strings used only for tracing */
 226 static const char *wodPlayerCmdString[] = {
 227     "WINE_WM_PAUSING",
 228     "WINE_WM_RESTARTING",
 229     "WINE_WM_RESETTING",
 230     "WINE_WM_HEADER",
 231     "WINE_WM_UPDATE",
 232     "WINE_WM_BREAKLOOP",
 233     "WINE_WM_CLOSING",
 234     "WINE_WM_STARTING",
 235     "WINE_WM_STOPPING",
 236 };
 237
 238 /*======================================================================*
 239  *                  Low level WAVE implementation                       *
 240  *======================================================================*/
 241
 242 /* Volume functions derived from Alsaplayer source */
 243 /* length is the number of 16 bit samples */
 244 static void volume_effect16(void *bufin, void* bufout, int length, int left,
 245                 int right, int  nChannels)
 246 {
 247   short *d_out = (short *)bufout;
 248   short *d_in = (short *)bufin;
 249   int i, v;
 250
 251 /*
 252   TRACE("length == %d, nChannels == %d\n", length, nChannels);
 253 */
 254
 255   if (right == -1) right = left;
 256
 257   for(i = 0; i < length; i+=(nChannels))
 258   {
 259     v = (int) ((*(d_in++) * left) / 100);
 260     *(d_out++) = (v>32767) ? 32767 : ((v<-32768) ? -32768 : v);
 261     if(nChannels == 2)
 262     {
 263       v = (int) ((*(d_in++) * right) / 100);
 264       *(d_out++) = (v>32767) ? 32767 : ((v<-32768) ? -32768 : v);
 265     }
 266   }
 267 }
 268
 269 /* length is the number of 8 bit samples */
 270 static void volume_effect8(void *bufin, void* bufout, int length, int left,
 271                 int right, int  nChannels)
 272 {
 273   BYTE *d_out = (BYTE *)bufout;
 274   BYTE *d_in = (BYTE *)bufin;
 275   int i, v;
 276
 277 /*
 278   TRACE("length == %d, nChannels == %d\n", length, nChannels);
 279 */
 280
 281   if (right == -1) right = left;
 282
 283   for(i = 0; i < length; i+=(nChannels))
 284   {
 285     v = (BYTE) ((*(d_in++) * left) / 100);
 286     *(d_out++) = (v>255) ? 255 : ((v<0) ? 0 : v);
 287     if(nChannels == 2)
 288     {
 289       v = (BYTE) ((*(d_in++) * right) / 100);
 290       *(d_out++) = (v>255) ? 255 : ((v<0) ? 0 : v);
 291     }
 292   }
 293 }
 294
 295 static DWORD bytes_to_mmtime(LPMMTIME lpTime, DWORD position,
 296                              WAVEFORMATPCMEX* format)
 297 {
 298     TRACE("wType=%04X wBitsPerSample=%u nSamplesPerSec=%u nChannels=%u nAvgBytesPerSec=%u\n",
 299           lpTime->wType, format->Format.wBitsPerSample, format->Format.nSamplesPerSec,
 300           format->Format.nChannels, format->Format.nAvgBytesPerSec);
 301     TRACE("Position in bytes=%u\n", position);
 302
 303     switch (lpTime->wType) {
 304     case TIME_SAMPLES:
 305         lpTime->u.sample = position / (format->Format.wBitsPerSample / 8 * format->Format.nChannels);
 306         TRACE("TIME_SAMPLES=%u\n", lpTime->u.sample);
 307         break;
 308     case TIME_MS:
 309         lpTime->u.ms = 1000.0 * position / (format->Format.wBitsPerSample / 8 * format->Format.nChannels * format->Format.nSamplesPerSec);
 310         TRACE("TIME_MS=%u\n", lpTime->u.ms);
 311         break;
 312     case TIME_SMPTE:
 313         lpTime->u.smpte.fps = 30;
 314         position = position / (format->Format.wBitsPerSample / 8 * format->Format.nChannels);
 315         position += (format->Format.nSamplesPerSec / lpTime->u.smpte.fps) - 1; /* round up */
 316         lpTime->u.smpte.sec = position / format->Format.nSamplesPerSec;
 317         position -= lpTime->u.smpte.sec * format->Format.nSamplesPerSec;
 318         lpTime->u.smpte.min = lpTime->u.smpte.sec / 60;
 319         lpTime->u.smpte.sec -= 60 * lpTime->u.smpte.min;
 320         lpTime->u.smpte.hour = lpTime->u.smpte.min / 60;
 321         lpTime->u.smpte.min -= 60 * lpTime->u.smpte.hour;
 322         lpTime->u.smpte.fps = 30;
 323         lpTime->u.smpte.frame = position * lpTime->u.smpte.fps / format->Format.nSamplesPerSec;
 324         TRACE("TIME_SMPTE=%02u:%02u:%02u:%02u\n",
 325               lpTime->u.smpte.hour, lpTime->u.smpte.min,
 326               lpTime->u.smpte.sec, lpTime->u.smpte.frame);
 327         break;
 328     default:
 329         WARN("Format %d not supported, using TIME_BYTES !\n", lpTime->wType);
 330         lpTime->wType = TIME_BYTES;
 331         /* fall through */
 332     case TIME_BYTES:
 333         lpTime->u.cb = position;
 334         TRACE("TIME_BYTES=%u\n", lpTime->u.cb);
 335         break;
 336     }
 337     return MMSYSERR_NOERROR;
 338 }
 339
 340 static BOOL supportedFormat(LPWAVEFORMATEX wf)
 341 {
 342     TRACE("(%p)\n",wf);
 343
 344     if (wf->nSamplesPerSec<DSBFREQUENCY_MIN||wf->nSamplesPerSec>DSBFREQUENCY_MAX)
 345         return FALSE;
 346
 347     if (wf->wFormatTag == WAVE_FORMAT_PCM) {
 348         if (wf->nChannels >= 1 && wf->nChannels <= MAX_CHANNELS) {
 349             if (wf->wBitsPerSample==8||wf->wBitsPerSample==16)
 350                 return TRUE;
 351         }
 352     } else if (wf->wFormatTag == WAVE_FORMAT_EXTENSIBLE) {
 353         WAVEFORMATEXTENSIBLE * wfex = (WAVEFORMATEXTENSIBLE *)wf;
 354
 355         if (wf->cbSize == 22 && IsEqualGUID(&wfex->SubFormat, &KSDATAFORMAT_SUBTYPE_PCM)) {
 356             if (wf->nChannels >=1 && wf->nChannels <= MAX_CHANNELS) {
 357                 if (wf->wBitsPerSample==wfex->Samples.wValidBitsPerSample) {
 358                     if (wf->wBitsPerSample==8||wf->wBitsPerSample==16)
 359                         return TRUE;
 360                 } else
 361                     WARN("wBitsPerSample != wValidBitsPerSample not supported yet\n");
 362             }
 363         } else
 364             WARN("only KSDATAFORMAT_SUBTYPE_PCM supported\n");
 365     } else
 366         WARN("only WAVE_FORMAT_PCM and WAVE_FORMAT_EXTENSIBLE supported\n");
 367
 368     return FALSE;
 369 }
 370
 371 static void copy_format(LPWAVEFORMATEX wf1, LPWAVEFORMATPCMEX wf2)
 372 {
 373     ZeroMemory(wf2, sizeof(wf2));
 374     if (wf1->wFormatTag == WAVE_FORMAT_PCM)
 375         memcpy(wf2, wf1, sizeof(PCMWAVEFORMAT));
 376     else if (wf1->wFormatTag == WAVE_FORMAT_EXTENSIBLE)
 377         memcpy(wf2, wf1, sizeof(WAVEFORMATPCMEX));
 378     else
 379         memcpy(wf2, wf1, sizeof(WAVEFORMATEX) + wf1->cbSize);
 380 }
 381
 382 /******************************************************************
 383  *              ESD_CloseWaveOutDevice
 384  *
 385  */
 386 static void     ESD_CloseWaveOutDevice(WINE_WAVEOUT* wwo)
 387 {
 388         esd_close(wwo->esd_fd);         /* close the esd socket fd */
 389         wwo->esd_fd = -1;
 390
 391   /* free up the buffer we use for volume and reset the size */
 392   HeapFree(GetProcessHeap(), 0, wwo->sound_buffer);
 393   wwo->sound_buffer = NULL;
 394   wwo->buffer_size = 0;
 395 }
 396
 397 /******************************************************************
 398  *              ESD_CloseWaveInDevice
 399  *
 400  */
 401 static void     ESD_CloseWaveInDevice(WINE_WAVEIN* wwi)
 402 {
 403         esd_close(wwi->esd_fd);         /* close the esd socket fd */
 404         wwi->esd_fd = -1;
 405 }
 406
 407 /******************************************************************
 408  *              ESD_WaveClose
 409  */
 410 LONG            ESD_WaveClose(void)
 411 {
 412     int iDevice;
 413
 414     /* close all open devices */
 415     for(iDevice = 0; iDevice < MAX_WAVEOUTDRV; iDevice++)
 416     {
 417       if(WOutDev[iDevice].esd_fd != -1)
 418       {
 419         ESD_CloseWaveOutDevice(&WOutDev[iDevice]);
 420       }
 421     }
 422
 423     for(iDevice = 0; iDevice < MAX_WAVEINDRV; iDevice++)
 424     {
 425       if(WInDev[iDevice].esd_fd != -1)
 426       {
 427         ESD_CloseWaveInDevice(&WInDev[iDevice]);
 428       }
 429     }
 430
 431     return 1;
 432 }
 433
 434 /******************************************************************
 435  *              ESD_WaveInit
 436  *
 437  * Initialize internal structures from ESD server info
 438  */
 439 LONG ESD_WaveInit(void)
 440 {
 441     int         i;
 442         int     fd;
 443
 444     TRACE("called\n");
 445
 446     /* FIXME: Maybe usefully to set the esd host. */
 447     esd_host = NULL;
 448
 449     /* Testing whether the esd host is alive. */
 450     if ((fd = esd_open_sound(esd_host)) < 0)
 451     {
 452         WARN("esd_open_sound() failed (%d)\n", errno);
 453         return -1;
 454     }
 455     esd_close(fd);
 456
 457     /* initialize all device handles to -1 */
 458     for (i = 0; i < MAX_WAVEOUTDRV; ++i)
 459     {
 460         static const WCHAR ini[] = {'E','s','o','u','n','D',' ','W','a','v','e','O','u','t','D','r','i','v','e','r',0};
 461
 462         WOutDev[i].esd_fd = -1;
 463         memset(&WOutDev[i].caps, 0, sizeof(WOutDev[i].caps)); /* zero out
 464                                                         caps values */
 465         WOutDev[i].caps.wMid = 0x00FF;  /* Manufacturer ID */
 466         WOutDev[i].caps.wPid = 0x0001;  /* Product ID */
 467         lstrcpyW(WOutDev[i].caps.szPname, ini);
 468         snprintf(WOutDev[i].interface_name, sizeof(WOutDev[i].interface_name), "wineesd: %d", i);
 469
 470         WOutDev[i].caps.vDriverVersion = 0x0100;
 471         WOutDev[i].caps.dwFormats = 0x00000000;
 472         WOutDev[i].caps.dwSupport = WAVECAPS_VOLUME;
 473
 474         WOutDev[i].caps.wChannels = 2;
 475         WOutDev[i].caps.dwSupport |= WAVECAPS_LRVOLUME;
 476
 477         WOutDev[i].caps.dwFormats |= WAVE_FORMAT_4M08;
 478         WOutDev[i].caps.dwFormats |= WAVE_FORMAT_4S08;
 479         WOutDev[i].caps.dwFormats |= WAVE_FORMAT_4S16;
 480         WOutDev[i].caps.dwFormats |= WAVE_FORMAT_4M16;
 481         WOutDev[i].caps.dwFormats |= WAVE_FORMAT_2M08;
 482         WOutDev[i].caps.dwFormats |= WAVE_FORMAT_2S08;
 483         WOutDev[i].caps.dwFormats |= WAVE_FORMAT_2M16;
 484         WOutDev[i].caps.dwFormats |= WAVE_FORMAT_2S16;
 485         WOutDev[i].caps.dwFormats |= WAVE_FORMAT_1M08;
 486         WOutDev[i].caps.dwFormats |= WAVE_FORMAT_1S08;
 487         WOutDev[i].caps.dwFormats |= WAVE_FORMAT_1M16;
 488         WOutDev[i].caps.dwFormats |= WAVE_FORMAT_1S16;
 489     }
 490
 491     for (i = 0; i < MAX_WAVEINDRV; ++i)
 492     {
 493         static const WCHAR ini[] = {'E','s','o','u','n','D',' ','W','a','v','e','I','n','D','r','i','v','e','r',0};
 494
 495         WInDev[i].esd_fd = -1;
 496         memset(&WInDev[i].caps, 0, sizeof(WInDev[i].caps)); /* zero out
 497                                                         caps values */
 498         WInDev[i].caps.wMid = 0x00FF;
 499         WInDev[i].caps.wPid = 0x0001;
 500         lstrcpyW(WInDev[i].caps.szPname, ini);
 501         snprintf(WInDev[i].interface_name, sizeof(WInDev[i].interface_name), "wineesd: %d", i);
 502
 503         WInDev[i].caps.vDriverVersion = 0x0100;
 504         WInDev[i].caps.dwFormats = 0x00000000;
 505
 506         WInDev[i].caps.wChannels = 2;
 507
 508         WInDev[i].caps.dwFormats |= WAVE_FORMAT_4M08;
 509         WInDev[i].caps.dwFormats |= WAVE_FORMAT_4S08;
 510         WInDev[i].caps.dwFormats |= WAVE_FORMAT_4S16;
 511         WInDev[i].caps.dwFormats |= WAVE_FORMAT_4M16;
 512         WInDev[i].caps.dwFormats |= WAVE_FORMAT_2M08;
 513         WInDev[i].caps.dwFormats |= WAVE_FORMAT_2S08;
 514         WInDev[i].caps.dwFormats |= WAVE_FORMAT_2M16;
 515         WInDev[i].caps.dwFormats |= WAVE_FORMAT_2S16;
 516         WInDev[i].caps.dwFormats |= WAVE_FORMAT_1M08;
 517         WInDev[i].caps.dwFormats |= WAVE_FORMAT_1S08;
 518         WInDev[i].caps.dwFormats |= WAVE_FORMAT_1M16;
 519         WInDev[i].caps.dwFormats |= WAVE_FORMAT_1S16;
 520
 521         WInDev[i].caps.wReserved1 = 0;
 522     }
 523     return 0;
 524 }
 525
 526 /******************************************************************
 527  *              ESD_InitRingMessage
 528  *
 529  * Initialize the ring of messages for passing between driver's caller and playback/record
 530  * thread
 531  */
 532 static int ESD_InitRingMessage(ESD_MSG_RING* mr)
 533 {
 534     mr->msg_toget = 0;
 535     mr->msg_tosave = 0;
 536 #ifdef USE_PIPE_SYNC
 537     if (pipe(mr->msg_pipe) < 0) {
 538         mr->msg_pipe[0] = -1;
 539         mr->msg_pipe[1] = -1;
 540         ERR("could not create pipe, error=%s\n", strerror(errno));
 541     }
 542 #else
 543     mr->msg_event = CreateEventW(NULL, FALSE, FALSE, NULL);
 544 #endif
 545     mr->ring_buffer_size = ESD_RING_BUFFER_INCREMENT;
 546     mr->messages = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,mr->ring_buffer_size * sizeof(RING_MSG));
 547     InitializeCriticalSection(&mr->msg_crst);
 548     mr->msg_crst.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": ESD_MSG_RING.msg_crst");
 549     return 0;
 550 }
 551
 552 /******************************************************************
 553  *              ESD_DestroyRingMessage
 554  *
 555  */
 556 static int ESD_DestroyRingMessage(ESD_MSG_RING* mr)
 557 {
 558 #ifdef USE_PIPE_SYNC
 559     close(mr->msg_pipe[0]);
 560     close(mr->msg_pipe[1]);
 561 #else
 562     CloseHandle(mr->msg_event);
 563 #endif
 564     HeapFree(GetProcessHeap(),0,mr->messages);
 565     mr->messages=NULL;
 566     mr->msg_crst.DebugInfo->Spare[0] = 0;
 567     DeleteCriticalSection(&mr->msg_crst);
 568     return 0;
 569 }
 570
 571 /******************************************************************
 572  *              ESD_AddRingMessage
 573  *
 574  * Inserts a new message into the ring (should be called from DriverProc derived routines)
 575  */
 576 static int ESD_AddRingMessage(ESD_MSG_RING* mr, enum win_wm_message msg, DWORD param, BOOL wait)
 577 {
 578     HANDLE      hEvent = INVALID_HANDLE_VALUE;
 579
 580     EnterCriticalSection(&mr->msg_crst);
 581     if ((mr->msg_toget == ((mr->msg_tosave + 1) % mr->ring_buffer_size)))
 582     {
 583         int old_ring_buffer_size = mr->ring_buffer_size;
 584         mr->ring_buffer_size += ESD_RING_BUFFER_INCREMENT;
 585         TRACE("mr->ring_buffer_size=%d\n",mr->ring_buffer_size);
 586         mr->messages = HeapReAlloc(GetProcessHeap(),0,mr->messages, mr->ring_buffer_size * sizeof(RING_MSG));
 587         /* Now we need to rearrange the ring buffer so that the new
 588            buffers just allocated are in between mr->msg_tosave and
 589            mr->msg_toget.
 590         */
 591         if (mr->msg_tosave < mr->msg_toget)
 592         {
 593             memmove(&(mr->messages[mr->msg_toget + ESD_RING_BUFFER_INCREMENT]),
 594                     &(mr->messages[mr->msg_toget]),
 595                     sizeof(RING_MSG)*(old_ring_buffer_size - mr->msg_toget)
 596                     );
 597             mr->msg_toget += ESD_RING_BUFFER_INCREMENT;
 598         }
 599     }
 600     if (wait)
 601     {
 602         hEvent = CreateEventW(NULL, FALSE, FALSE, NULL);
 603         if (hEvent == INVALID_HANDLE_VALUE)
 604         {
 605             ERR("can't create event !?\n");
 606             LeaveCriticalSection(&mr->msg_crst);
 607             return 0;
 608         }
 609         if (mr->msg_toget != mr->msg_tosave && mr->messages[mr->msg_toget].msg != WINE_WM_HEADER)
 610             FIXME("two fast messages in the queue!!!!\n");
 611
 612         /* fast messages have to be added at the start of the queue */
 613         mr->msg_toget = (mr->msg_toget + mr->ring_buffer_size - 1) % mr->ring_buffer_size;
 614
 615         mr->messages[mr->msg_toget].msg = msg;
 616         mr->messages[mr->msg_toget].param = param;
 617         mr->messages[mr->msg_toget].hEvent = hEvent;
 618     }
 619     else
 620     {
 621         mr->messages[mr->msg_tosave].msg = msg;
 622         mr->messages[mr->msg_tosave].param = param;
 623         mr->messages[mr->msg_tosave].hEvent = INVALID_HANDLE_VALUE;
 624         mr->msg_tosave = (mr->msg_tosave + 1) % mr->ring_buffer_size;
 625     }
 626
 627     LeaveCriticalSection(&mr->msg_crst);
 628
 629     /* signal a new message */
 630     SIGNAL_OMR(mr);
 631     if (wait)
 632     {
 633         /* wait for playback/record thread to have processed the message */
 634         WaitForSingleObject(hEvent, INFINITE);
 635         CloseHandle(hEvent);
 636     }
 637
 638     return 1;
 639 }
 640
 641 /******************************************************************
 642  *              ESD_RetrieveRingMessage
 643  *
 644  * Get a message from the ring. Should be called by the playback/record thread.
 645  */
 646 static int ESD_RetrieveRingMessage(ESD_MSG_RING* mr,
 647                                    enum win_wm_message *msg, DWORD *param, HANDLE *hEvent)
 648 {
 649     EnterCriticalSection(&mr->msg_crst);
 650
 651     if (mr->msg_toget == mr->msg_tosave) /* buffer empty ? */
 652     {
 653         LeaveCriticalSection(&mr->msg_crst);
 654         return 0;
 655     }
 656
 657     *msg = mr->messages[mr->msg_toget].msg;
 658     mr->messages[mr->msg_toget].msg = 0;
 659     *param = mr->messages[mr->msg_toget].param;
 660     *hEvent = mr->messages[mr->msg_toget].hEvent;
 661     mr->msg_toget = (mr->msg_toget + 1) % mr->ring_buffer_size;
 662     CLEAR_OMR(mr);
 663     LeaveCriticalSection(&mr->msg_crst);
 664     return 1;
 665 }
 666
 667 /*======================================================================*
 668  *                  Low level WAVE OUT implementation                   *
 669  *======================================================================*/
 670
 671 /**************************************************************************
 672  *                      wodNotifyClient                 [internal]
 673  */
 674 static DWORD wodNotifyClient(WINE_WAVEOUT* wwo, WORD wMsg, DWORD dwParam1, DWORD dwParam2)
 675 {
 676     TRACE("wMsg = 0x%04x dwParm1 = %04X dwParam2 = %04X\n", wMsg, dwParam1, dwParam2);
 677
 678     switch (wMsg) {
 679     case WOM_OPEN:
 680     case WOM_CLOSE:
 681     case WOM_DONE:
 682         if (wwo->wFlags != DCB_NULL &&
 683             !DriverCallback(wwo->waveDesc.dwCallback, wwo->wFlags, (HDRVR)wwo->waveDesc.hWave,
 684                             wMsg, wwo->waveDesc.dwInstance, dwParam1, dwParam2)) {
 685             WARN("can't notify client !\n");
 686             return MMSYSERR_ERROR;
 687         }
 688         break;
 689     default:
 690         FIXME("Unknown callback message %u\n", wMsg);
 691         return MMSYSERR_INVALPARAM;
 692     }
 693     return MMSYSERR_NOERROR;
 694 }
 695
 696 /**************************************************************************
 697  *                              wodUpdatePlayedTotal    [internal]
 698  *
 699  */
 700 static BOOL wodUpdatePlayedTotal(WINE_WAVEOUT* wwo)
 701 {
 702     /* total played is the bytes written less the bytes to write ;-) */
 703     wwo->dwPlayedTotal = wwo->dwWrittenTotal;
 704
 705     return TRUE;
 706 }
 707
 708 /**************************************************************************
 709  *                              wodPlayer_BeginWaveHdr          [internal]
 710  *
 711  * Makes the specified lpWaveHdr the currently playing wave header.
 712  * If the specified wave header is a begin loop and we're not already in
 713  * a loop, setup the loop.
 714  */
 715 static void wodPlayer_BeginWaveHdr(WINE_WAVEOUT* wwo, LPWAVEHDR lpWaveHdr)
 716 {
 717     wwo->lpPlayPtr = lpWaveHdr;
 718
 719     if (!lpWaveHdr) return;
 720
 721     if (lpWaveHdr->dwFlags & WHDR_BEGINLOOP) {
 722         if (wwo->lpLoopPtr) {
 723             WARN("Already in a loop. Discarding loop on this header (%p)\n", lpWaveHdr);
 724             TRACE("Already in a loop. Discarding loop on this header (%p)\n", lpWaveHdr);
 725         } else {
 726             TRACE("Starting loop (%dx) with %p\n", lpWaveHdr->dwLoops, lpWaveHdr);
 727             wwo->lpLoopPtr = lpWaveHdr;
 728             /* Windows does not touch WAVEHDR.dwLoops,
 729              * so we need to make an internal copy */
 730             wwo->dwLoops = lpWaveHdr->dwLoops;
 731         }
 732     }
 733     wwo->dwPartialOffset = 0;
 734 }
 735
 736 /**************************************************************************
 737  *                              wodPlayer_PlayPtrNext           [internal]
 738  *
 739  * Advance the play pointer to the next waveheader, looping if required.
 740  */
 741 static LPWAVEHDR wodPlayer_PlayPtrNext(WINE_WAVEOUT* wwo)
 742 {
 743     LPWAVEHDR lpWaveHdr = wwo->lpPlayPtr;
 744
 745     wwo->dwPartialOffset = 0;
 746     if ((lpWaveHdr->dwFlags & WHDR_ENDLOOP) && wwo->lpLoopPtr) {
 747         /* We're at the end of a loop, loop if required */
 748         if (--wwo->dwLoops > 0) {
 749             wwo->lpPlayPtr = wwo->lpLoopPtr;
 750         } else {
 751             /* Handle overlapping loops correctly */
 752             if (wwo->lpLoopPtr != lpWaveHdr && (lpWaveHdr->dwFlags & WHDR_BEGINLOOP)) {
 753                 FIXME("Correctly handled case ? (ending loop buffer also starts a new loop)\n");
 754                 /* shall we consider the END flag for the closing loop or for
 755                  * the opening one or for both ???
 756                  * code assumes for closing loop only
 757                  */
 758             } else {
 759                 lpWaveHdr = lpWaveHdr->lpNext;
 760             }
 761             wwo->lpLoopPtr = NULL;
 762             wodPlayer_BeginWaveHdr(wwo, lpWaveHdr);
 763         }
 764     } else {
 765         /* We're not in a loop.  Advance to the next wave header */
 766         wodPlayer_BeginWaveHdr(wwo, lpWaveHdr = lpWaveHdr->lpNext);
 767     }
 768
 769     return lpWaveHdr;
 770 }
 771
 772 /**************************************************************************
 773  *                           wodPlayer_NotifyWait               [internal]
 774  * Returns the number of milliseconds to wait before attempting to notify
 775  * completion of the specified wavehdr.
 776  * This is based on the number of bytes remaining to be written in the
 777  * wave.
 778  */
 779 static DWORD wodPlayer_NotifyWait(const WINE_WAVEOUT* wwo, LPWAVEHDR lpWaveHdr)
 780 {
 781     DWORD dwMillis;
 782
 783     if(lpWaveHdr->reserved < wwo->dwPlayedTotal)
 784     {
 785         dwMillis = 1;
 786     }
 787     else
 788     {
 789         dwMillis = (lpWaveHdr->reserved - wwo->dwPlayedTotal) * 1000 / wwo->waveFormat.Format.nAvgBytesPerSec;
 790         if(!dwMillis) dwMillis = 1;
 791     }
 792
 793     TRACE("dwMillis = %d\n", dwMillis);
 794
 795     return dwMillis;
 796 }
 797
 798
 799 /**************************************************************************
 800  *                           wodPlayer_WriteMaxFrags            [internal]
 801  * Writes the maximum number of bytes possible to the DSP and returns
 802  * the number of bytes written.
 803  */
 804 static int wodPlayer_WriteMaxFrags(WINE_WAVEOUT* wwo, DWORD* bytes)
 805 {
 806     /* Only attempt to write to free bytes */
 807     DWORD dwLength = wwo->lpPlayPtr->dwBufferLength - wwo->dwPartialOffset;
 808     int toWrite = min(dwLength, *bytes);
 809     int written;
 810
 811     TRACE("Writing wavehdr %p.%u[%u]\n",
 812           wwo->lpPlayPtr, wwo->dwPartialOffset, wwo->lpPlayPtr->dwBufferLength);
 813
 814     /* see if our buffer isn't large enough for the data we are writing */
 815     if(wwo->buffer_size < toWrite)
 816     {
 817       if(wwo->sound_buffer)
 818       {
 819         wwo->sound_buffer = HeapReAlloc(GetProcessHeap(), 0, wwo->sound_buffer, toWrite);
 820         wwo->buffer_size = toWrite;
 821       }
 822     }
 823
 824     /* if we don't have a buffer then get one */
 825     if(!wwo->sound_buffer)
 826     {
 827       /* allocate some memory for the buffer */
 828       wwo->sound_buffer = HeapAlloc(GetProcessHeap(), 0, toWrite);
 829       wwo->buffer_size = toWrite;
 830     }
 831
 832     /* if we don't have a buffer then error out */
 833     if(!wwo->sound_buffer)
 834     {
 835       ERR("error allocating sound_buffer memory\n");
 836       return 0;
 837     }
 838
 839     TRACE("toWrite == %d\n", toWrite);
 840
 841     /* apply volume to the bits */
 842     /* for single channel audio streams we only use the LEFT volume */
 843     if(wwo->waveFormat.Format.wBitsPerSample == 16)
 844     {
 845       /* apply volume to the buffer we are about to send */
 846       /* divide toWrite(bytes) by 2 as volume processes by 16 bits */
 847       volume_effect16(wwo->lpPlayPtr->lpData + wwo->dwPartialOffset,
 848                 wwo->sound_buffer, toWrite>>1, wwo->volume_left,
 849                 wwo->volume_right, wwo->waveFormat.Format.nChannels);
 850     } else if(wwo->waveFormat.Format.wBitsPerSample == 8)
 851     {
 852       /* apply volume to the buffer we are about to send */
 853       volume_effect8(wwo->lpPlayPtr->lpData + wwo->dwPartialOffset,
 854                 wwo->sound_buffer, toWrite, wwo->volume_left,
 855                 wwo->volume_right, wwo->waveFormat.Format.nChannels);
 856     } else
 857     {
 858       FIXME("unsupported wwo->format.wBitsPerSample of %d\n",
 859         wwo->waveFormat.Format.wBitsPerSample);
 860     }
 861
 862     /* send the audio data to esd for playing */
 863     written = write(wwo->esd_fd, wwo->sound_buffer, toWrite);
 864
 865     TRACE("written = %d\n", written);
 866
 867     if (written <= 0)
 868     {
 869       *bytes = 0; /* apparently esd is actually full */
 870       return written; /* if we wrote nothing just return */
 871     }
 872
 873     if (written >= dwLength)
 874         wodPlayer_PlayPtrNext(wwo);   /* If we wrote all current wavehdr, skip to the next one */
 875     else
 876         wwo->dwPartialOffset += written;    /* Remove the amount written */
 877
 878     if (written < toWrite)
 879         *bytes = 0;
 880     else
 881         *bytes -= written;
 882
 883     wwo->dwWrittenTotal += written; /* update stats on this wave device */
 884
 885     return written; /* return the number of bytes written */
 886 }
 887
 888
 889 /**************************************************************************
 890  *                              wodPlayer_NotifyCompletions     [internal]
 891  *
 892  * Notifies and remove from queue all wavehdrs which have been played to
 893  * the speaker (ie. they have cleared the audio device).  If force is true,
 894  * we notify all wavehdrs and remove them all from the queue even if they
 895  * are unplayed or part of a loop.
 896  */
 897 static DWORD wodPlayer_NotifyCompletions(WINE_WAVEOUT* wwo, BOOL force)
 898 {
 899     LPWAVEHDR           lpWaveHdr;
 900
 901     if (wwo->lpQueuePtr) {
 902         TRACE("lpWaveHdr=(%p), lpPlayPtr=(%p), lpLoopPtr=(%p), reserved=(%ld), dwWrittenTotal=(%d), force=(%d)\n",
 903               wwo->lpQueuePtr,
 904               wwo->lpPlayPtr,
 905               wwo->lpLoopPtr,
 906               wwo->lpQueuePtr->reserved,
 907               wwo->dwWrittenTotal,
 908               force);
 909     } else {
 910         TRACE("lpWaveHdr=(%p), lpPlayPtr=(%p), lpLoopPtr=(%p),  dwWrittenTotal=(%d), force=(%d)\n",
 911               wwo->lpQueuePtr,
 912               wwo->lpPlayPtr,
 913               wwo->lpLoopPtr,
 914               wwo->dwWrittenTotal,
 915               force);
 916     }
 917
 918     /* Start from lpQueuePtr and keep notifying until:
 919      * - we hit an unwritten wavehdr
 920      * - we hit the beginning of a running loop
 921      * - we hit a wavehdr which hasn't finished playing
 922      */
 923     while ((lpWaveHdr = wwo->lpQueuePtr) &&
 924            (force ||
 925             (lpWaveHdr != wwo->lpPlayPtr &&
 926              lpWaveHdr != wwo->lpLoopPtr &&
 927              lpWaveHdr->reserved <= wwo->dwWrittenTotal))) {
 928
 929         wwo->lpQueuePtr = lpWaveHdr->lpNext;
 930
 931         lpWaveHdr->dwFlags &= ~WHDR_INQUEUE;
 932         lpWaveHdr->dwFlags |= WHDR_DONE;
 933
 934         wodNotifyClient(wwo, WOM_DONE, (DWORD)lpWaveHdr, 0);
 935     }
 936     return  (lpWaveHdr && lpWaveHdr != wwo->lpPlayPtr && lpWaveHdr != wwo->lpLoopPtr) ?
 937         wodPlayer_NotifyWait(wwo, lpWaveHdr) : INFINITE;
 938 }
 939
 940 /**************************************************************************
 941  *                              wodPlayer_Reset                 [internal]
 942  *
 943  * wodPlayer helper. Resets current output stream.
 944  */
 945 static  void    wodPlayer_Reset(WINE_WAVEOUT* wwo, BOOL reset)
 946 {
 947     wodUpdatePlayedTotal(wwo);
 948
 949     wodPlayer_NotifyCompletions(wwo, FALSE); /* updates current notify list */
 950
 951     /* we aren't able to flush any data that has already been written */
 952     /* to esd, otherwise we would do the flushing here */
 953
 954     if (reset) {
 955         enum win_wm_message     msg;
 956         DWORD                   param;
 957         HANDLE                  ev;
 958
 959         /* remove any buffer */
 960         wodPlayer_NotifyCompletions(wwo, TRUE);
 961
 962         wwo->lpPlayPtr = wwo->lpQueuePtr = wwo->lpLoopPtr = NULL;
 963         wwo->state = WINE_WS_STOPPED;
 964         wwo->dwPlayedTotal = wwo->dwWrittenTotal = 0;
 965
 966         wwo->dwPartialOffset = 0;        /* Clear partial wavehdr */
 967
 968         /* remove any existing message in the ring */
 969         EnterCriticalSection(&wwo->msgRing.msg_crst);
 970
 971         /* return all pending headers in queue */
 972         while (ESD_RetrieveRingMessage(&wwo->msgRing, &msg, &param, &ev))
 973         {
 974             TRACE("flushing msg\n");
 975             if (msg != WINE_WM_HEADER)
 976             {
 977                 FIXME("shouldn't have headers left\n");
 978                 SetEvent(ev);
 979                 continue;
 980             }
 981             ((LPWAVEHDR)param)->dwFlags &= ~WHDR_INQUEUE;
 982             ((LPWAVEHDR)param)->dwFlags |= WHDR_DONE;
 983
 984             wodNotifyClient(wwo, WOM_DONE, param, 0);
 985         }
 986         RESET_OMR(&wwo->msgRing);
 987         LeaveCriticalSection(&wwo->msgRing.msg_crst);
 988     } else {
 989         if (wwo->lpLoopPtr) {
 990             /* complicated case, not handled yet (could imply modifying the loop counter */
 991             FIXME("Pausing while in loop isn't correctly handled yet, except strange results\n");
 992             wwo->lpPlayPtr = wwo->lpLoopPtr;
 993             wwo->dwPartialOffset = 0;
 994             wwo->dwWrittenTotal = wwo->dwPlayedTotal; /* this is wrong !!! */
 995         } else {
 996             /* the data already written is going to be played, so take */
 997             /* this fact into account here */
 998             wwo->dwPlayedTotal = wwo->dwWrittenTotal;
 999         }
1000         wwo->state = WINE_WS_PAUSED;
1001     }
1002 }
1003
1004 /**************************************************************************
1005  *                    wodPlayer_ProcessMessages                 [internal]
1006  */
1007 static void wodPlayer_ProcessMessages(WINE_WAVEOUT* wwo)
1008 {
1009     LPWAVEHDR           lpWaveHdr;
1010     enum win_wm_message msg;
1011     DWORD               param;
1012     HANDLE              ev;
1013
1014     while (ESD_RetrieveRingMessage(&wwo->msgRing, &msg, &param, &ev)) {
1015         TRACE("Received %s %x\n", wodPlayerCmdString[msg - WM_USER - 1], param);
1016         switch (msg) {
1017         case WINE_WM_PAUSING:
1018             wodPlayer_Reset(wwo, FALSE);
1019             SetEvent(ev);
1020             break;
1021         case WINE_WM_RESTARTING:
1022             wwo->state = WINE_WS_PLAYING;
1023             SetEvent(ev);
1024             break;
1025         case WINE_WM_HEADER:
1026             lpWaveHdr = (LPWAVEHDR)param;
1027
1028             /* insert buffer at the end of queue */
1029             {
1030                 LPWAVEHDR*      wh;
1031                 for (wh = &(wwo->lpQueuePtr); *wh; wh = &((*wh)->lpNext));
1032                 *wh = lpWaveHdr;
1033             }
1034             if (!wwo->lpPlayPtr)
1035                 wodPlayer_BeginWaveHdr(wwo,lpWaveHdr);
1036             if (wwo->state == WINE_WS_STOPPED)
1037                 wwo->state = WINE_WS_PLAYING;
1038             break;
1039         case WINE_WM_RESETTING:
1040             wodPlayer_Reset(wwo, TRUE);
1041             SetEvent(ev);
1042             break;
1043         case WINE_WM_UPDATE:
1044             wodUpdatePlayedTotal(wwo);
1045             SetEvent(ev);
1046             break;
1047         case WINE_WM_BREAKLOOP:
1048             if (wwo->state == WINE_WS_PLAYING && wwo->lpLoopPtr != NULL) {
1049                 /* ensure exit at end of current loop */
1050                 wwo->dwLoops = 1;
1051             }
1052             SetEvent(ev);
1053             break;
1054         case WINE_WM_CLOSING:
1055             /* sanity check: this should not happen since the device must have been reset before */
1056             if (wwo->lpQueuePtr || wwo->lpPlayPtr) ERR("out of sync\n");
1057             wwo->hThread = 0;
1058             wwo->state = WINE_WS_CLOSED;
1059             SetEvent(ev);
1060             ExitThread(0);
1061             /* shouldn't go here */
1062         default:
1063             FIXME("unknown message %d\n", msg);
1064             break;
1065         }
1066     }
1067 }
1068
1069 /**************************************************************************
1070  *                           wodPlayer_FeedDSP                  [internal]
1071  * Feed as much sound data as we can into the DSP and return the number of
1072  * milliseconds before it will be necessary to feed the DSP again.
1073  */
1074 static DWORD wodPlayer_FeedDSP(WINE_WAVEOUT* wwo)
1075 {
1076     DWORD       availInQ;
1077
1078     wodUpdatePlayedTotal(wwo);
1079     /* better way to set availInQ? */
1080     availInQ = ESD_BUF_SIZE;
1081     TRACE("availInQ = %d\n", availInQ);
1082
1083     /* input queue empty */
1084     if (!wwo->lpPlayPtr) {
1085         TRACE("Run out of wavehdr:s... flushing\n");
1086         return INFINITE;
1087     }
1088
1089 #if 0
1090     /* no more room... no need to try to feed */
1091     if(!availInQ)
1092     {
1093         TRACE("no more room, no need to try to feed\n");
1094         return wwo->dwSleepTime;
1095     }
1096 #endif
1097
1098     /* Feed from partial wavehdr */
1099     if (wwo->lpPlayPtr && wwo->dwPartialOffset != 0)
1100     {
1101         TRACE("feeding from partial wavehdr\n");
1102         wodPlayer_WriteMaxFrags(wwo, &availInQ);
1103     }
1104
1105     /* Feed wavehdrs until we run out of wavehdrs or DSP space */
1106     if (!wwo->dwPartialOffset)
1107     {
1108         while(wwo->lpPlayPtr && availInQ)
1109         {
1110             TRACE("feeding waveheaders until we run out of space\n");
1111             /* note the value that dwPlayedTotal will return when this wave finishes playing */
1112             wwo->lpPlayPtr->reserved = wwo->dwWrittenTotal + wwo->lpPlayPtr->dwBufferLength;
1113             TRACE("reserved=(%ld) dwWrittenTotal=(%d) dwBufferLength=(%d)\n",
1114                   wwo->lpPlayPtr->reserved,
1115                   wwo->dwWrittenTotal,
1116                   wwo->lpPlayPtr->dwBufferLength
1117                 );
1118             wodPlayer_WriteMaxFrags(wwo, &availInQ);
1119         }
1120     }
1121
1122     if (!wwo->lpPlayPtr) {
1123         TRACE("Ran out of wavehdrs\n");
1124         return INFINITE;
1125     }
1126
1127     return wwo->dwSleepTime;
1128 }
1129
1130
1131 /**************************************************************************
1132  *                              wodPlayer                       [internal]
1133  */
1134 static  DWORD   CALLBACK        wodPlayer(LPVOID pmt)
1135 {
1136     WORD          uDevID = (DWORD)pmt;
1137     WINE_WAVEOUT* wwo = (WINE_WAVEOUT*)&WOutDev[uDevID];
1138     DWORD         dwNextFeedTime = INFINITE;   /* Time before DSP needs feeding */
1139     DWORD         dwNextNotifyTime = INFINITE; /* Time before next wave completion */
1140     DWORD         dwSleepTime;
1141
1142     wwo->state = WINE_WS_STOPPED;
1143     SetEvent(wwo->hStartUpEvent);
1144
1145     for (;;) {
1146         /** Wait for the shortest time before an action is required.  If there
1147          *  are no pending actions, wait forever for a command.
1148          */
1149         dwSleepTime = min(dwNextFeedTime, dwNextNotifyTime);
1150         TRACE("waiting %ums (%u,%u)\n", dwSleepTime, dwNextFeedTime, dwNextNotifyTime);
1151         WAIT_OMR(&wwo->msgRing, dwSleepTime);
1152         wodPlayer_ProcessMessages(wwo);
1153         if (wwo->state == WINE_WS_PLAYING) {
1154             dwNextFeedTime = wodPlayer_FeedDSP(wwo);
1155             dwNextNotifyTime = wodPlayer_NotifyCompletions(wwo, FALSE);
1156         } else {
1157             dwNextFeedTime = dwNextNotifyTime = INFINITE;
1158         }
1159     }
1160
1161     return 0;
1162 }
1163
1164 /**************************************************************************
1165  *                      wodGetDevCaps                           [internal]
1166  */
1167 static DWORD wodGetDevCaps(WORD wDevID, LPWAVEOUTCAPSW lpCaps, DWORD dwSize)
1168 {
1169     TRACE("(%u, %p, %u);\n", wDevID, lpCaps, dwSize);
1170
1171     if (lpCaps == NULL) return MMSYSERR_NOTENABLED;
1172
1173     if (wDevID >= MAX_WAVEOUTDRV) {
1174         TRACE("MAX_WAVOUTDRV reached !\n");
1175         return MMSYSERR_BADDEVICEID;
1176     }
1177
1178     memcpy(lpCaps, &WOutDev[wDevID].caps, min(dwSize, sizeof(*lpCaps)));
1179     return MMSYSERR_NOERROR;
1180 }
1181
1182 /**************************************************************************
1183  *                              wodOpen                         [internal]
1184  */
1185 static DWORD wodOpen(WORD wDevID, LPWAVEOPENDESC lpDesc, DWORD dwFlags)
1186 {
1187     WINE_WAVEOUT*       wwo;
1188     /* output to esound... */
1189     int                 out_bits = ESD_BITS8, out_channels = ESD_MONO, out_rate;
1190     int                 out_mode = ESD_STREAM, out_func = ESD_PLAY;
1191     esd_format_t        out_format;
1192
1193     TRACE("(%u, %p, %08X);\n", wDevID, lpDesc, dwFlags);
1194     if (lpDesc == NULL) {
1195         WARN("Invalid Parameter !\n");
1196         return MMSYSERR_INVALPARAM;
1197     }
1198     if (wDevID >= MAX_WAVEOUTDRV) {
1199         TRACE("MAX_WAVOUTDRV reached !\n");
1200         return MMSYSERR_BADDEVICEID;
1201     }
1202
1203     /* if this device is already open tell the app that it is allocated */
1204     if(WOutDev[wDevID].esd_fd != -1)
1205     {
1206       TRACE("device already allocated\n");
1207       return MMSYSERR_ALLOCATED;
1208     }
1209
1210     /* only PCM format is supported so far... */
1211     if (!supportedFormat(lpDesc->lpFormat)) {
1212         WARN("Bad format: tag=%04X nChannels=%d nSamplesPerSec=%d !\n",
1213              lpDesc->lpFormat->wFormatTag, lpDesc->lpFormat->nChannels,
1214              lpDesc->lpFormat->nSamplesPerSec);
1215         return WAVERR_BADFORMAT;
1216     }
1217
1218     if (dwFlags & WAVE_FORMAT_QUERY) {
1219         TRACE("Query format: tag=%04X nChannels=%d nSamplesPerSec=%d !\n",
1220              lpDesc->lpFormat->wFormatTag, lpDesc->lpFormat->nChannels,
1221              lpDesc->lpFormat->nSamplesPerSec);
1222         return MMSYSERR_NOERROR;
1223     }
1224
1225     wwo = &WOutDev[wDevID];
1226
1227     /* direct sound not supported, ignore the flag */
1228     dwFlags &= ~WAVE_DIRECTSOUND;
1229
1230     wwo->wFlags = HIWORD(dwFlags & CALLBACK_TYPEMASK);
1231
1232     wwo->waveDesc = *lpDesc;
1233     copy_format(lpDesc->lpFormat, &wwo->waveFormat);
1234
1235     if (wwo->waveFormat.Format.wBitsPerSample == 0) {
1236         WARN("Resetting zeroed wBitsPerSample\n");
1237         wwo->waveFormat.Format.wBitsPerSample = 8 *
1238             (wwo->waveFormat.Format.nAvgBytesPerSec /
1239              wwo->waveFormat.Format.nSamplesPerSec) /
1240             wwo->waveFormat.Format.nChannels;
1241     }
1242
1243     if (wwo->waveFormat.Format.wBitsPerSample == 8)
1244         out_bits = ESD_BITS8;
1245     else if (wwo->waveFormat.Format.wBitsPerSample == 16)
1246         out_bits = ESD_BITS16;
1247
1248     wwo->bytes_per_frame = (wwo->waveFormat.Format.wBitsPerSample * wwo->waveFormat.Format.nChannels) / 8;
1249
1250     if (wwo->waveFormat.Format.nChannels == 1)
1251         out_channels = ESD_MONO;
1252     else if (wwo->waveFormat.Format.nChannels == 2)
1253         out_channels = ESD_STEREO;
1254
1255     out_format = out_bits | out_channels | out_mode | out_func;
1256     out_rate = (int) wwo->waveFormat.Format.nSamplesPerSec;
1257         TRACE("esd output format = 0x%08x, rate = %d\n", out_format, out_rate);
1258
1259     wwo->esd_fd = esd_play_stream(out_format, out_rate, esd_host, "wineesd");
1260
1261     /* clear these so we don't have any confusion ;-) */
1262     wwo->sound_buffer = 0;
1263     wwo->buffer_size = 0;
1264
1265     if(wwo->esd_fd < 0) return MMSYSERR_ALLOCATED;
1266
1267     wwo->dwBufferSize = ESD_BUF_SIZE;
1268     TRACE("Buffer size is now (%d)\n",wwo->dwBufferSize);
1269
1270     wwo->dwPlayedTotal = 0;
1271     wwo->dwWrittenTotal = 0;
1272
1273     wwo->dwSleepTime = (1024 * 1000 * BUFFER_REFILL_THRESHOLD) / wwo->waveFormat.Format.nAvgBytesPerSec;
1274
1275     /* Initialize volume to full level */
1276     wwo->volume_left = 100;
1277     wwo->volume_right = 100;
1278
1279     ESD_InitRingMessage(&wwo->msgRing);
1280
1281     /* create player thread */
1282     if (!(dwFlags & WAVE_DIRECTSOUND)) {
1283         wwo->hStartUpEvent = CreateEventW(NULL, FALSE, FALSE, NULL);
1284         wwo->hThread = CreateThread(NULL, 0, wodPlayer, (LPVOID)(DWORD)wDevID, 0, &(wwo->dwThreadID));
1285         WaitForSingleObject(wwo->hStartUpEvent, INFINITE);
1286         CloseHandle(wwo->hStartUpEvent);
1287     } else {
1288         wwo->hThread = INVALID_HANDLE_VALUE;
1289         wwo->dwThreadID = 0;
1290     }
1291     wwo->hStartUpEvent = INVALID_HANDLE_VALUE;
1292
1293     TRACE("esd=0x%lx, dwBufferSize=%d\n",
1294           (long)wwo->esd_fd, wwo->dwBufferSize);
1295
1296     TRACE("wBitsPerSample=%u, nAvgBytesPerSec=%u, nSamplesPerSec=%u, nChannels=%u nBlockAlign=%u!\n",
1297           wwo->waveFormat.Format.wBitsPerSample, wwo->waveFormat.Format.nAvgBytesPerSec,
1298           wwo->waveFormat.Format.nSamplesPerSec, wwo->waveFormat.Format.nChannels,
1299           wwo->waveFormat.Format.nBlockAlign);
1300
1301     return wodNotifyClient(wwo, WOM_OPEN, 0L, 0L);
1302 }
1303
1304 /**************************************************************************
1305  *                              wodClose                        [internal]
1306  */
1307 static DWORD wodClose(WORD wDevID)
1308 {
1309     DWORD               ret = MMSYSERR_NOERROR;
1310     WINE_WAVEOUT*       wwo;
1311
1312     TRACE("(%u);\n", wDevID);
1313
1314     if (wDevID >= MAX_WAVEOUTDRV || WOutDev[wDevID].esd_fd == -1) {
1315         WARN("bad device ID !\n");
1316         return MMSYSERR_BADDEVICEID;
1317     }
1318
1319     wwo = &WOutDev[wDevID];
1320     if (wwo->lpQueuePtr) {
1321         WARN("buffers still playing !\n");
1322         ret = WAVERR_STILLPLAYING;
1323     } else {
1324         TRACE("imhere[3-close]\n");
1325         if (wwo->hThread != INVALID_HANDLE_VALUE) {
1326             ESD_AddRingMessage(&wwo->msgRing, WINE_WM_CLOSING, 0, TRUE);
1327         }
1328
1329         ESD_DestroyRingMessage(&wwo->msgRing);
1330
1331         ESD_CloseWaveOutDevice(wwo);    /* close the stream and clean things up */
1332
1333         ret = wodNotifyClient(wwo, WOM_CLOSE, 0L, 0L);
1334     }
1335     return ret;
1336 }
1337
1338 /**************************************************************************
1339  *                              wodWrite                        [internal]
1340  *
1341  */
1342 static DWORD wodWrite(WORD wDevID, LPWAVEHDR lpWaveHdr, DWORD dwSize)
1343 {
1344     TRACE("(%u, %p, %08X);\n", wDevID, lpWaveHdr, dwSize);
1345
1346     /* first, do the sanity checks... */
1347     if (wDevID >= MAX_WAVEOUTDRV || WOutDev[wDevID].esd_fd == -1) {
1348         WARN("bad dev ID !\n");
1349         return MMSYSERR_BADDEVICEID;
1350     }
1351
1352     if (lpWaveHdr->lpData == NULL || !(lpWaveHdr->dwFlags & WHDR_PREPARED))
1353     {
1354         TRACE("unprepared\n");
1355         return WAVERR_UNPREPARED;
1356     }
1357
1358     if (lpWaveHdr->dwFlags & WHDR_INQUEUE)
1359     {
1360         TRACE("still playing\n");
1361         return WAVERR_STILLPLAYING;
1362     }
1363
1364     lpWaveHdr->dwFlags &= ~WHDR_DONE;
1365     lpWaveHdr->dwFlags |= WHDR_INQUEUE;
1366     lpWaveHdr->lpNext = 0;
1367
1368     TRACE("adding ring message\n");
1369     ESD_AddRingMessage(&WOutDev[wDevID].msgRing, WINE_WM_HEADER, (DWORD)lpWaveHdr, FALSE);
1370
1371     return MMSYSERR_NOERROR;
1372 }
1373
1374 /**************************************************************************
1375  *                      wodPause                                [internal]
1376  */
1377 static DWORD wodPause(WORD wDevID)
1378 {
1379     TRACE("(%u);!\n", wDevID);
1380
1381     if (wDevID >= MAX_WAVEOUTDRV || WOutDev[wDevID].esd_fd == -1) {
1382         WARN("bad device ID !\n");
1383         return MMSYSERR_BADDEVICEID;
1384     }
1385
1386     TRACE("imhere[3-PAUSING]\n");
1387     ESD_AddRingMessage(&WOutDev[wDevID].msgRing, WINE_WM_PAUSING, 0, TRUE);
1388
1389     return MMSYSERR_NOERROR;
1390 }
1391
1392 /**************************************************************************
1393  *                      wodRestart                              [internal]
1394  */
1395 static DWORD wodRestart(WORD wDevID)
1396 {
1397     TRACE("(%u);\n", wDevID);
1398
1399     if (wDevID >= MAX_WAVEOUTDRV || WOutDev[wDevID].esd_fd == -1) {
1400         WARN("bad device ID !\n");
1401         return MMSYSERR_BADDEVICEID;
1402     }
1403
1404     if (WOutDev[wDevID].state == WINE_WS_PAUSED) {
1405         TRACE("imhere[3-RESTARTING]\n");
1406         ESD_AddRingMessage(&WOutDev[wDevID].msgRing, WINE_WM_RESTARTING, 0, TRUE);
1407     }
1408
1409     /* FIXME: is NotifyClient with WOM_DONE right ? (Comet Busters 1.3.3 needs this notification) */
1410     /* FIXME: Myst crashes with this ... hmm -MM
1411        return wodNotifyClient(wwo, WOM_DONE, 0L, 0L);
1412     */
1413
1414     return MMSYSERR_NOERROR;
1415 }
1416
1417 /**************************************************************************
1418  *                      wodReset                                [internal]
1419  */
1420 static DWORD wodReset(WORD wDevID)
1421 {
1422     TRACE("(%u);\n", wDevID);
1423
1424     if (wDevID >= MAX_WAVEOUTDRV || WOutDev[wDevID].esd_fd == -1) {
1425         WARN("bad device ID !\n");
1426         return MMSYSERR_BADDEVICEID;
1427     }
1428
1429     TRACE("imhere[3-RESET]\n");
1430     ESD_AddRingMessage(&WOutDev[wDevID].msgRing, WINE_WM_RESETTING, 0, TRUE);
1431
1432     return MMSYSERR_NOERROR;
1433 }
1434
1435 /**************************************************************************
1436  *                              wodGetPosition                  [internal]
1437  */
1438 static DWORD wodGetPosition(WORD wDevID, LPMMTIME lpTime, DWORD uSize)
1439 {
1440     WINE_WAVEOUT*       wwo;
1441
1442     TRACE("(%u, %p, %u);\n", wDevID, lpTime, uSize);
1443
1444     if (wDevID >= MAX_WAVEOUTDRV || WOutDev[wDevID].esd_fd == -1) {
1445         WARN("bad device ID !\n");
1446         return MMSYSERR_BADDEVICEID;
1447     }
1448
1449     if (lpTime == NULL) {
1450         WARN("invalid parameter: lpTime == NULL\n");
1451         return MMSYSERR_INVALPARAM;
1452     }
1453
1454     wwo = &WOutDev[wDevID];
1455     ESD_AddRingMessage(&wwo->msgRing, WINE_WM_UPDATE, 0, TRUE);
1456
1457     return bytes_to_mmtime(lpTime, wwo->dwPlayedTotal, &wwo->waveFormat);
1458 }
1459
1460 /**************************************************************************
1461  *                              wodBreakLoop                    [internal]
1462  */
1463 static DWORD wodBreakLoop(WORD wDevID)
1464 {
1465     TRACE("(%u);\n", wDevID);
1466
1467     if (wDevID >= MAX_WAVEOUTDRV || WOutDev[wDevID].esd_fd == -1) {
1468         WARN("bad device ID !\n");
1469         return MMSYSERR_BADDEVICEID;
1470     }
1471     ESD_AddRingMessage(&WOutDev[wDevID].msgRing, WINE_WM_BREAKLOOP, 0, TRUE);
1472     return MMSYSERR_NOERROR;
1473 }
1474
1475 /**************************************************************************
1476  *                              wodGetVolume                    [internal]
1477  */
1478 static DWORD wodGetVolume(WORD wDevID, LPDWORD lpdwVol)
1479 {
1480     DWORD left, right;
1481
1482     left = WOutDev[wDevID].volume_left;
1483     right = WOutDev[wDevID].volume_right;
1484
1485     TRACE("(%u, %p);\n", wDevID, lpdwVol);
1486
1487     *lpdwVol = ((left * 0xFFFFl) / 100) + (((right * 0xFFFFl) / 100) <<
1488                 16);
1489
1490     return MMSYSERR_NOERROR;
1491 }
1492
1493 /**************************************************************************
1494  *                              wodSetVolume                    [internal]
1495  */
1496 static DWORD wodSetVolume(WORD wDevID, DWORD dwParam)
1497 {
1498     DWORD left, right;
1499
1500     left  = (LOWORD(dwParam) * 100) / 0xFFFFl;
1501     right = (HIWORD(dwParam) * 100) / 0xFFFFl;
1502
1503     TRACE("(%u, %08X);\n", wDevID, dwParam);
1504
1505     WOutDev[wDevID].volume_left = left;
1506     WOutDev[wDevID].volume_right = right;
1507
1508     return MMSYSERR_NOERROR;
1509 }
1510
1511 /**************************************************************************
1512  *                              wodGetNumDevs                   [internal]
1513  */
1514 static  DWORD   wodGetNumDevs(void)
1515 {
1516     return MAX_WAVEOUTDRV;
1517 }
1518
1519 /**************************************************************************
1520  *                              wodDevInterfaceSize             [internal]
1521  */
1522 static DWORD wodDevInterfaceSize(UINT wDevID, LPDWORD dwParam1)
1523 {
1524     TRACE("(%u, %p)\n", wDevID, dwParam1);
1525
1526     *dwParam1 = MultiByteToWideChar(CP_ACP, 0, WOutDev[wDevID].interface_name, -1,
1527                                     NULL, 0 ) * sizeof(WCHAR);
1528     return MMSYSERR_NOERROR;
1529 }
1530
1531 /**************************************************************************
1532  *                              wodDevInterface                 [internal]
1533  */
1534 static DWORD wodDevInterface(UINT wDevID, PWCHAR dwParam1, DWORD dwParam2)
1535 {
1536     if (dwParam2 >= MultiByteToWideChar(CP_ACP, 0, WOutDev[wDevID].interface_name, -1,
1537                                         NULL, 0 ) * sizeof(WCHAR))
1538     {
1539         MultiByteToWideChar(CP_ACP, 0, WOutDev[wDevID].interface_name, -1,
1540                             dwParam1, dwParam2 / sizeof(WCHAR));
1541         return MMSYSERR_NOERROR;
1542     }
1543     return MMSYSERR_INVALPARAM;
1544 }
1545
1546 /**************************************************************************
1547  *                              wodMessage (WINEESD.@)
1548  */
1549 DWORD WINAPI ESD_wodMessage(UINT wDevID, UINT wMsg, DWORD dwUser,
1550                             DWORD dwParam1, DWORD dwParam2)
1551 {
1552     TRACE("(%u, %04X, %08X, %08X, %08X);\n",
1553           wDevID, wMsg, dwUser, dwParam1, dwParam2);
1554
1555     switch (wMsg) {
1556     case DRVM_INIT:
1557     case DRVM_EXIT:
1558     case DRVM_ENABLE:
1559     case DRVM_DISABLE:
1560         /* FIXME: Pretend this is supported */
1561         return 0;
1562     case WODM_OPEN:             return wodOpen          (wDevID, (LPWAVEOPENDESC)dwParam1,      dwParam2);
1563     case WODM_CLOSE:            return wodClose         (wDevID);
1564     case WODM_WRITE:            return wodWrite         (wDevID, (LPWAVEHDR)dwParam1,           dwParam2);
1565     case WODM_PAUSE:            return wodPause         (wDevID);
1566     case WODM_GETPOS:           return wodGetPosition   (wDevID, (LPMMTIME)dwParam1,            dwParam2);
1567     case WODM_BREAKLOOP:        return wodBreakLoop     (wDevID);
1568     case WODM_PREPARE:          return MMSYSERR_NOTSUPPORTED;
1569     case WODM_UNPREPARE:        return MMSYSERR_NOTSUPPORTED;
1570     case WODM_GETDEVCAPS:       return wodGetDevCaps    (wDevID, (LPWAVEOUTCAPSW)dwParam1,      dwParam2);
1571     case WODM_GETNUMDEVS:       return wodGetNumDevs    ();
1572     case WODM_GETPITCH:         return MMSYSERR_NOTSUPPORTED;
1573     case WODM_SETPITCH:         return MMSYSERR_NOTSUPPORTED;
1574     case WODM_GETPLAYBACKRATE:  return MMSYSERR_NOTSUPPORTED;
1575     case WODM_SETPLAYBACKRATE:  return MMSYSERR_NOTSUPPORTED;
1576     case WODM_GETVOLUME:        return wodGetVolume     (wDevID, (LPDWORD)dwParam1);
1577     case WODM_SETVOLUME:        return wodSetVolume     (wDevID, dwParam1);
1578     case WODM_RESTART:          return wodRestart       (wDevID);
1579     case WODM_RESET:            return wodReset         (wDevID);
1580
1581     case DRV_QUERYDEVICEINTERFACESIZE: return wodDevInterfaceSize       (wDevID, (LPDWORD)dwParam1);
1582     case DRV_QUERYDEVICEINTERFACE:     return wodDevInterface           (wDevID, (PWCHAR)dwParam1, dwParam2);
1583     case DRV_QUERYDSOUNDIFACE:  return wodDsCreate      (wDevID, (PIDSDRIVER*)dwParam1);
1584     case DRV_QUERYDSOUNDDESC:   return wodDsDesc        (wDevID, (PDSDRIVERDESC)dwParam1);
1585     default:
1586         FIXME("unknown message %d!\n", wMsg);
1587     }
1588     return MMSYSERR_NOTSUPPORTED;
1589 }
1590
1591 /*======================================================================*
1592  *                  Low level WAVE IN implementation                    *
1593  *======================================================================*/
1594
1595 /**************************************************************************
1596  *                              widGetNumDevs                   [internal]
1597  */
1598 static  DWORD   widGetNumDevs(void)
1599 {
1600     TRACE("%d\n", MAX_WAVEINDRV);
1601     return MAX_WAVEINDRV;
1602 }
1603
1604 /**************************************************************************
1605  *                              widDevInterfaceSize             [internal]
1606  */
1607 static DWORD widDevInterfaceSize(UINT wDevID, LPDWORD dwParam1)
1608 {
1609     TRACE("(%u, %p)\n", wDevID, dwParam1);
1610
1611
1612     *dwParam1 = MultiByteToWideChar(CP_ACP, 0, WInDev[wDevID].interface_name, -1,
1613                                     NULL, 0 ) * sizeof(WCHAR);
1614     return MMSYSERR_NOERROR;
1615 }
1616
1617 /**************************************************************************
1618  *                              widDevInterface                 [internal]
1619  */
1620 static DWORD widDevInterface(UINT wDevID, PWCHAR dwParam1, DWORD dwParam2)
1621 {
1622     if (dwParam2 >= MultiByteToWideChar(CP_ACP, 0, WInDev[wDevID].interface_name, -1,
1623                                         NULL, 0 ) * sizeof(WCHAR))
1624     {
1625         MultiByteToWideChar(CP_ACP, 0, WInDev[wDevID].interface_name, -1,
1626                             dwParam1, dwParam2 / sizeof(WCHAR));
1627         return MMSYSERR_NOERROR;
1628     }
1629     return MMSYSERR_INVALPARAM;
1630 }
1631
1632 /**************************************************************************
1633  *                      widNotifyClient                 [internal]
1634  */
1635 static DWORD widNotifyClient(WINE_WAVEIN* wwi, WORD wMsg, DWORD dwParam1, DWORD dwParam2)
1636 {
1637     TRACE("wMsg = 0x%04x dwParm1 = %04X dwParam2 = %04X\n", wMsg, dwParam1, dwParam2);
1638
1639     switch (wMsg) {
1640     case WIM_OPEN:
1641     case WIM_CLOSE:
1642     case WIM_DATA:
1643         if (wwi->wFlags != DCB_NULL &&
1644             !DriverCallback(wwi->waveDesc.dwCallback, wwi->wFlags,
1645                             (HDRVR)wwi->waveDesc.hWave, wMsg,
1646                             wwi->waveDesc.dwInstance, dwParam1, dwParam2)) {
1647             WARN("can't notify client !\n");
1648             return MMSYSERR_ERROR;
1649         }
1650         break;
1651     default:
1652         FIXME("Unknown callback message %u\n", wMsg);
1653         return MMSYSERR_INVALPARAM;
1654     }
1655     return MMSYSERR_NOERROR;
1656 }
1657
1658 /**************************************************************************
1659  *                      widGetDevCaps                           [internal]
1660  */
1661 static DWORD widGetDevCaps(WORD wDevID, LPWAVEINCAPSW lpCaps, DWORD dwSize)
1662 {
1663     TRACE("(%u, %p, %u);\n", wDevID, lpCaps, dwSize);
1664
1665     if (lpCaps == NULL) return MMSYSERR_NOTENABLED;
1666
1667     if (wDevID >= MAX_WAVEINDRV) {
1668         TRACE("MAX_WAVINDRV reached !\n");
1669         return MMSYSERR_BADDEVICEID;
1670     }
1671
1672     memcpy(lpCaps, &WInDev[wDevID].caps, min(dwSize, sizeof(*lpCaps)));
1673     return MMSYSERR_NOERROR;
1674 }
1675
1676 /**************************************************************************
1677  *                              widRecorder                     [internal]
1678  */
1679 static  DWORD   CALLBACK        widRecorder(LPVOID pmt)
1680 {
1681     WORD                uDevID = (DWORD)pmt;
1682     WINE_WAVEIN*        wwi = (WINE_WAVEIN*)&WInDev[uDevID];
1683     WAVEHDR*            lpWaveHdr;
1684     DWORD               dwSleepTime;
1685     int                 bytesRead;
1686     enum win_wm_message msg;
1687     DWORD               param;
1688     HANDLE              ev;
1689
1690     SetEvent(wwi->hStartUpEvent);
1691
1692     /* make sleep time to be # of ms to record one packet */
1693     dwSleepTime = (1024 * 1000) / wwi->waveFormat.Format.nAvgBytesPerSec;
1694     TRACE("sleeptime=%d ms\n", dwSleepTime);
1695
1696     for(;;) {
1697         TRACE("wwi->lpQueuePtr=(%p), wwi->state=(%d)\n",wwi->lpQueuePtr,wwi->state);
1698
1699         /* read all data is esd input buffer. */
1700         if ((wwi->lpQueuePtr != NULL) && (wwi->state == WINE_WS_PLAYING))
1701         {
1702             lpWaveHdr = wwi->lpQueuePtr;
1703
1704             TRACE("read as much as we can\n");
1705             while(wwi->lpQueuePtr)
1706             {
1707                 TRACE("attempt to read %d bytes\n",lpWaveHdr->dwBufferLength - lpWaveHdr->dwBytesRecorded);
1708                 bytesRead = read(wwi->esd_fd,
1709                               lpWaveHdr->lpData + lpWaveHdr->dwBytesRecorded,
1710                               lpWaveHdr->dwBufferLength - lpWaveHdr->dwBytesRecorded);
1711                 TRACE("bytesRead=%d\n",bytesRead);
1712                 if (bytesRead <= 0) break; /* So we can stop recording smoothly */
1713
1714                 lpWaveHdr->dwBytesRecorded      += bytesRead;
1715                 wwi->dwRecordedTotal            += bytesRead;
1716
1717                 /* buffer full. notify client */
1718                 if (lpWaveHdr->dwBytesRecorded >= lpWaveHdr->dwBufferLength)
1719                 {
1720                     /* must copy the value of next waveHdr, because we have no idea of what
1721                      * will be done with the content of lpWaveHdr in callback
1722                      */
1723                     LPWAVEHDR   lpNext = lpWaveHdr->lpNext;
1724
1725                     TRACE("waveHdr full.\n");
1726
1727                     lpWaveHdr->dwFlags &= ~WHDR_INQUEUE;
1728                     lpWaveHdr->dwFlags |=  WHDR_DONE;
1729
1730                     widNotifyClient(wwi, WIM_DATA, (DWORD)lpWaveHdr, 0);
1731                     lpWaveHdr = wwi->lpQueuePtr = lpNext;
1732                 }
1733             }
1734         }
1735
1736         /* wait for dwSleepTime or an event in thread's queue */
1737         WAIT_OMR(&wwi->msgRing, dwSleepTime);
1738
1739         while (ESD_RetrieveRingMessage(&wwi->msgRing, &msg, &param, &ev))
1740         {
1741             TRACE("msg=%s param=0x%x\n",wodPlayerCmdString[msg - WM_USER - 1], param);
1742             switch(msg) {
1743             case WINE_WM_PAUSING:
1744                 wwi->state = WINE_WS_PAUSED;
1745
1746                 /* Put code here to "pause" esd recording
1747                  */
1748
1749                 SetEvent(ev);
1750                 break;
1751             case WINE_WM_STARTING:
1752                 wwi->state = WINE_WS_PLAYING;
1753
1754                 /* Put code here to "start" esd recording
1755                  */
1756
1757                 SetEvent(ev);
1758                 break;
1759             case WINE_WM_HEADER:
1760                 lpWaveHdr = (LPWAVEHDR)param;
1761                 /* insert buffer at end of queue */
1762                 {
1763                     LPWAVEHDR* wh;
1764                     int num_headers = 0;
1765                     for (wh = &(wwi->lpQueuePtr); *wh; wh = &((*wh)->lpNext))
1766                     {
1767                         num_headers++;
1768
1769                     }
1770                     *wh=lpWaveHdr;
1771                 }
1772                 break;
1773             case WINE_WM_STOPPING:
1774                 if (wwi->state != WINE_WS_STOPPED)
1775                 {
1776
1777                     /* Put code here to "stop" esd recording
1778                      */
1779
1780                     /* return current buffer to app */
1781                     lpWaveHdr = wwi->lpQueuePtr;
1782                     if (lpWaveHdr)
1783                     {
1784                         LPWAVEHDR lpNext = lpWaveHdr->lpNext;
1785                         TRACE("stop %p %p\n", lpWaveHdr, lpWaveHdr->lpNext);
1786                         lpWaveHdr->dwFlags &= ~WHDR_INQUEUE;
1787                         lpWaveHdr->dwFlags |= WHDR_DONE;
1788                         widNotifyClient(wwi, WIM_DATA, (DWORD)lpWaveHdr, 0);
1789                         wwi->lpQueuePtr = lpNext;
1790                     }
1791                 }
1792                 wwi->state = WINE_WS_STOPPED;
1793                 SetEvent(ev);
1794                 break;
1795             case WINE_WM_RESETTING:
1796                 wwi->state = WINE_WS_STOPPED;
1797                 wwi->dwRecordedTotal = 0;
1798
1799                 /* return all buffers to the app */
1800                 for (lpWaveHdr = wwi->lpQueuePtr; lpWaveHdr; lpWaveHdr = lpWaveHdr->lpNext) {
1801                     TRACE("reset %p %p\n", lpWaveHdr, lpWaveHdr->lpNext);
1802                     lpWaveHdr->dwFlags &= ~WHDR_INQUEUE;
1803                     lpWaveHdr->dwFlags |= WHDR_DONE;
1804
1805                     widNotifyClient(wwi, WIM_DATA, (DWORD)lpWaveHdr, 0);
1806                 }
1807                 wwi->lpQueuePtr = NULL;
1808                 SetEvent(ev);
1809                 break;
1810             case WINE_WM_CLOSING:
1811                 wwi->hThread = 0;
1812                 wwi->state = WINE_WS_CLOSED;
1813                 SetEvent(ev);
1814                 ExitThread(0);
1815                 /* shouldn't go here */
1816             default:
1817                 FIXME("unknown message %d\n", msg);
1818                 break;
1819             }
1820         }
1821     }
1822     ExitThread(0);
1823     /* just for not generating compilation warnings... should never be executed */
1824     return 0;
1825 }
1826
1827 /**************************************************************************
1828  *                              widOpen                         [internal]
1829  */
1830 static DWORD widOpen(WORD wDevID, LPWAVEOPENDESC lpDesc, DWORD dwFlags)
1831 {
1832     WINE_WAVEIN*        wwi;
1833     /* input esound... */
1834     int                 in_bits = ESD_BITS16, in_channels = ESD_STEREO, in_rate;
1835 #ifdef WID_USE_ESDMON
1836     int                 in_mode = ESD_STREAM, in_func = ESD_PLAY;
1837 #else
1838     int                 in_mode = ESD_STREAM, in_func = ESD_RECORD;
1839 #endif
1840     esd_format_t        in_format;
1841     int                 mode;
1842
1843     TRACE("(%u, %p %08X);\n",wDevID, lpDesc, dwFlags);
1844     if (lpDesc == NULL) {
1845         WARN("Invalid Parametr (lpDesc == NULL)!\n");
1846         return MMSYSERR_INVALPARAM;
1847     }
1848
1849     if (wDevID >= MAX_WAVEINDRV) {
1850         TRACE ("MAX_WAVEINDRV reached !\n");
1851         return MMSYSERR_BADDEVICEID;
1852     }
1853
1854     /* if this device is already open tell the app that it is allocated */
1855     if(WInDev[wDevID].esd_fd != -1)
1856     {
1857         TRACE("device already allocated\n");
1858         return MMSYSERR_ALLOCATED;
1859     }
1860
1861     /* only PCM format is support so far... */
1862     if (!supportedFormat(lpDesc->lpFormat)) {
1863         WARN("Bad format: tag=%04X nChannels=%d nSamplesPerSec=%d !\n",
1864              lpDesc->lpFormat->wFormatTag, lpDesc->lpFormat->nChannels,
1865              lpDesc->lpFormat->nSamplesPerSec);
1866         return WAVERR_BADFORMAT;
1867     }
1868
1869     if (dwFlags & WAVE_FORMAT_QUERY) {
1870         TRACE("Query format: tag=%04X nChannels=%d nSamplesPerSec=%d !\n",
1871              lpDesc->lpFormat->wFormatTag, lpDesc->lpFormat->nChannels,
1872              lpDesc->lpFormat->nSamplesPerSec);
1873         return MMSYSERR_NOERROR;
1874     }
1875
1876     wwi = &WInDev[wDevID];
1877
1878     /* direct sound not supported, ignore the flag */
1879     dwFlags &= ~WAVE_DIRECTSOUND;
1880
1881     wwi->wFlags = HIWORD(dwFlags & CALLBACK_TYPEMASK);
1882
1883     wwi->waveDesc = *lpDesc;
1884     copy_format(lpDesc->lpFormat, &wwi->waveFormat);
1885
1886     if (wwi->waveFormat.Format.wBitsPerSample == 0) {
1887         WARN("Resetting zerod wBitsPerSample\n");
1888         wwi->waveFormat.Format.wBitsPerSample = 8 *
1889             (wwi->waveFormat.Format.nAvgBytesPerSec /
1890              wwi->waveFormat.Format.nSamplesPerSec) /
1891             wwi->waveFormat.Format.nChannels;
1892     }
1893
1894     if (wwi->waveFormat.Format.wBitsPerSample == 8)
1895         in_bits = ESD_BITS8;
1896     else if (wwi->waveFormat.Format.wBitsPerSample == 16)
1897         in_bits = ESD_BITS16;
1898
1899     wwi->bytes_per_frame = (wwi->waveFormat.Format.wBitsPerSample * wwi->waveFormat.Format.nChannels) / 8;
1900
1901     if (wwi->waveFormat.Format.nChannels == 1)
1902         in_channels = ESD_MONO;
1903     else if (wwi->waveFormat.Format.nChannels == 2)
1904         in_channels = ESD_STEREO;
1905
1906     in_format = in_bits | in_channels | in_mode | in_func;
1907     in_rate = (int) wwi->waveFormat.Format.nSamplesPerSec;
1908         TRACE("esd input format = 0x%08x, rate = %d\n", in_format, in_rate);
1909
1910 #ifdef WID_USE_ESDMON
1911     wwi->esd_fd = esd_monitor_stream(in_format, in_rate, esd_host, "wineesd");
1912 #else
1913     wwi->esd_fd = esd_record_stream(in_format, in_rate, esd_host, "wineesd");
1914 #endif
1915     TRACE("(wwi->esd_fd=%d)\n",wwi->esd_fd);
1916     wwi->state = WINE_WS_STOPPED;
1917
1918     if (wwi->lpQueuePtr) {
1919         WARN("Should have an empty queue (%p)\n", wwi->lpQueuePtr);
1920         wwi->lpQueuePtr = NULL;
1921     }
1922
1923     if(wwi->esd_fd < 0) return MMSYSERR_ALLOCATED;
1924
1925     /* Set the esd socket O_NONBLOCK, so we can stop recording smoothly */
1926     mode = fcntl(wwi->esd_fd, F_GETFL);
1927     mode |= O_NONBLOCK;
1928     fcntl(wwi->esd_fd, F_SETFL, mode);
1929
1930     wwi->dwRecordedTotal = 0;
1931     wwi->wFlags = HIWORD(dwFlags & CALLBACK_TYPEMASK);
1932
1933     ESD_InitRingMessage(&wwi->msgRing);
1934
1935     /* create recorder thread */
1936     if (!(dwFlags & WAVE_DIRECTSOUND)) {
1937         wwi->hStartUpEvent = CreateEventW(NULL, FALSE, FALSE, NULL);
1938         wwi->hThread = CreateThread(NULL, 0, widRecorder, (LPVOID)(DWORD)wDevID, 0, &(wwi->dwThreadID));
1939         WaitForSingleObject(wwi->hStartUpEvent, INFINITE);
1940         CloseHandle(wwi->hStartUpEvent);
1941     } else {
1942         wwi->hThread = INVALID_HANDLE_VALUE;
1943         wwi->dwThreadID = 0;
1944     }
1945     wwi->hStartUpEvent = INVALID_HANDLE_VALUE;
1946
1947     TRACE("wBitsPerSample=%u, nAvgBytesPerSec=%u, nSamplesPerSec=%u, nChannels=%u nBlockAlign=%u!\n",
1948           wwi->waveFormat.Format.wBitsPerSample, wwi->waveFormat.Format.nAvgBytesPerSec,
1949           wwi->waveFormat.Format.nSamplesPerSec, wwi->waveFormat.Format.nChannels,
1950           wwi->waveFormat.Format.nBlockAlign);
1951     return widNotifyClient(wwi, WIM_OPEN, 0L, 0L);
1952 }
1953
1954 /**************************************************************************
1955  *                              widClose                        [internal]
1956  */
1957 static DWORD widClose(WORD wDevID)
1958 {
1959     WINE_WAVEIN*        wwi;
1960
1961     TRACE("(%u);\n", wDevID);
1962     if (wDevID >= MAX_WAVEINDRV || WInDev[wDevID].state == WINE_WS_CLOSED) {
1963         WARN("can't close !\n");
1964         return MMSYSERR_INVALHANDLE;
1965     }
1966
1967     wwi = &WInDev[wDevID];
1968
1969     if (wwi->lpQueuePtr != NULL) {
1970         WARN("still buffers open !\n");
1971         return WAVERR_STILLPLAYING;
1972     }
1973
1974     ESD_AddRingMessage(&wwi->msgRing, WINE_WM_CLOSING, 0, TRUE);
1975     ESD_CloseWaveInDevice(wwi);
1976     wwi->state = WINE_WS_CLOSED;
1977     ESD_DestroyRingMessage(&wwi->msgRing);
1978     return widNotifyClient(wwi, WIM_CLOSE, 0L, 0L);
1979 }
1980
1981 /**************************************************************************
1982  *                              widAddBuffer            [internal]
1983  */
1984 static DWORD widAddBuffer(WORD wDevID, LPWAVEHDR lpWaveHdr, DWORD dwSize)
1985 {
1986     TRACE("(%u, %p, %08X);\n", wDevID, lpWaveHdr, dwSize);
1987
1988     if (wDevID >= MAX_WAVEINDRV || WInDev[wDevID].state == WINE_WS_CLOSED) {
1989         WARN("can't do it !\n");
1990         return MMSYSERR_INVALHANDLE;
1991     }
1992     if (!(lpWaveHdr->dwFlags & WHDR_PREPARED)) {
1993         TRACE("never been prepared !\n");
1994         return WAVERR_UNPREPARED;
1995     }
1996     if (lpWaveHdr->dwFlags & WHDR_INQUEUE) {
1997         TRACE("header already in use !\n");
1998         return WAVERR_STILLPLAYING;
1999     }
2000
2001     lpWaveHdr->dwFlags |= WHDR_INQUEUE;
2002     lpWaveHdr->dwFlags &= ~WHDR_DONE;
2003     lpWaveHdr->dwBytesRecorded = 0;
2004     lpWaveHdr->lpNext = NULL;
2005
2006     ESD_AddRingMessage(&WInDev[wDevID].msgRing, WINE_WM_HEADER, (DWORD)lpWaveHdr, FALSE);
2007     return MMSYSERR_NOERROR;
2008 }
2009
2010 /**************************************************************************
2011  *                      widStart                                [internal]
2012  */
2013 static DWORD widStart(WORD wDevID)
2014 {
2015     TRACE("(%u);\n", wDevID);
2016     if (wDevID >= MAX_WAVEINDRV || WInDev[wDevID].state == WINE_WS_CLOSED) {
2017         WARN("can't start recording !\n");
2018         return MMSYSERR_INVALHANDLE;
2019     }
2020
2021     ESD_AddRingMessage(&WInDev[wDevID].msgRing, WINE_WM_STARTING, 0, TRUE);
2022     return MMSYSERR_NOERROR;
2023 }
2024
2025 /**************************************************************************
2026  *                      widStop                                 [internal]
2027  */
2028 static DWORD widStop(WORD wDevID)
2029 {
2030     TRACE("(%u);\n", wDevID);
2031     if (wDevID >= MAX_WAVEINDRV || WInDev[wDevID].state == WINE_WS_CLOSED) {
2032         WARN("can't stop !\n");
2033         return MMSYSERR_INVALHANDLE;
2034     }
2035
2036     ESD_AddRingMessage(&WInDev[wDevID].msgRing, WINE_WM_STOPPING, 0, TRUE);
2037
2038     return MMSYSERR_NOERROR;
2039 }
2040
2041 /**************************************************************************
2042  *                      widReset                                [internal]
2043  */
2044 static DWORD widReset(WORD wDevID)
2045 {
2046     TRACE("(%u);\n", wDevID);
2047     if (wDevID >= MAX_WAVEINDRV || WInDev[wDevID].state == WINE_WS_CLOSED) {
2048         WARN("can't reset !\n");
2049         return MMSYSERR_INVALHANDLE;
2050     }
2051     ESD_AddRingMessage(&WInDev[wDevID].msgRing, WINE_WM_RESETTING, 0, TRUE);
2052     return MMSYSERR_NOERROR;
2053 }
2054
2055 /**************************************************************************
2056  *                              widMessage (WINEESD.6)
2057  */
2058 DWORD WINAPI ESD_widMessage(UINT wDevID, UINT wMsg, DWORD dwUser,
2059                             DWORD dwParam1, DWORD dwParam2)
2060 {
2061     TRACE("(%u, %04X, %08X, %08X, %08X);\n",
2062           wDevID, wMsg, dwUser, dwParam1, dwParam2);
2063     switch (wMsg) {
2064     case DRVM_INIT:
2065     case DRVM_EXIT:
2066     case DRVM_ENABLE:
2067     case DRVM_DISABLE:
2068         /* FIXME: Pretend this is supported */
2069         return 0;
2070     case WIDM_OPEN:             return widOpen          (wDevID, (LPWAVEOPENDESC)dwParam1,      dwParam2);
2071     case WIDM_CLOSE:            return widClose         (wDevID);
2072     case WIDM_ADDBUFFER:        return widAddBuffer     (wDevID, (LPWAVEHDR)dwParam1, dwParam2);
2073     case WIDM_PREPARE:          return MMSYSERR_NOTSUPPORTED;
2074     case WIDM_UNPREPARE:        return MMSYSERR_NOTSUPPORTED;
2075     case WIDM_GETDEVCAPS:       return widGetDevCaps    (wDevID, (LPWAVEINCAPSW)dwParam1,       dwParam2);
2076     case WIDM_GETNUMDEVS:       return widGetNumDevs    ();
2077     case WIDM_RESET:            return widReset         (wDevID);
2078     case WIDM_START:            return widStart         (wDevID);
2079     case WIDM_STOP:             return widStop          (wDevID);
2080     case DRV_QUERYDEVICEINTERFACESIZE: return widDevInterfaceSize       (wDevID, (LPDWORD)dwParam1);
2081     case DRV_QUERYDEVICEINTERFACE:     return widDevInterface           (wDevID, (PWCHAR)dwParam1, dwParam2);
2082     default:
2083         FIXME("unknown message %d!\n", wMsg);
2084     }
2085     return MMSYSERR_NOTSUPPORTED;
2086 }
2087
2088 /*======================================================================*
2089  *                  Low level DSOUND implementation                     *
2090  *======================================================================*/
2091 static DWORD wodDsCreate(UINT wDevID, PIDSDRIVER* drv)
2092 {
2093     /* we can't perform memory mapping as we don't have a file stream
2094         interface with esd like we do with oss */
2095     MESSAGE("This sound card's driver does not support direct access\n");
2096     MESSAGE("The (slower) DirectSound HEL mode will be used instead.\n");
2097     return MMSYSERR_NOTSUPPORTED;
2098 }
2099
2100 static DWORD wodDsDesc(UINT wDevID, PDSDRIVERDESC desc)
2101 {
2102     memset(desc, 0, sizeof(*desc));
2103     strcpy(desc->szDesc, "Wine EsounD DirectSound Driver");
2104     strcpy(desc->szDrvname, "wineesd.drv");
2105     return MMSYSERR_NOERROR;
2106 }
2107
2108 #else /* !HAVE_ESD */
2109
2110 /**************************************************************************
2111  *                              wodMessage (WINEESD.@)
2112  */
2113 DWORD WINAPI ESD_wodMessage(WORD wDevID, WORD wMsg, DWORD dwUser,
2114                             DWORD dwParam1, DWORD dwParam2)
2115 {
2116     FIXME("(%u, %04X, %08X, %08X, %08X):stub\n", wDevID, wMsg, dwUser, dwParam1, dwParam2);
2117     return MMSYSERR_NOTENABLED;
2118 }
2119
2120 /**************************************************************************
2121  *                              widMessage (WINEESD.6)
2122  */
2123 DWORD WINAPI ESD_widMessage(UINT wDevID, UINT wMsg, DWORD dwUser,
2124                             DWORD dwParam1, DWORD dwParam2)
2125 {
2126     FIXME("(%u, %04X, %08X, %08X, %08X):stub\n", wDevID, wMsg, dwUser, dwParam1, dwParam2);
2127     return MMSYSERR_NOTENABLED;
2128 }
2129
2130 #endif /* HAVE_ESD */