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