Sweden-Number/multimedia/mcicda.c

1119 lines
34 KiB
C

/*
* Sample MCI CDAUDIO Wine Driver for Linux
*
* Copyright 1994 Martin Ayotte
*/
#ifndef WINELIB
#define BUILTIN_MMSYSTEM
#endif
#ifdef BUILTIN_MMSYSTEM
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <string.h>
#include <fcntl.h>
#include <sys/ioctl.h>
#include "windows.h"
#include "user.h"
#include "driver.h"
#include "mmsystem.h"
#include "stddebug.h"
#include "debug.h"
#ifdef linux
#include <linux/soundcard.h>
#include <linux/cdrom.h>
#elif __FreeBSD__
#include <machine/soundcard.h>
#include <sys/cdio.h>
#endif
#define SOUND_DEV "/dev/dsp"
#ifdef __FreeBSD__
#define CDAUDIO_DEV "/dev/rcd0c"
#else
#define CDAUDIO_DEV "/dev/cdrom"
#endif
#ifdef SOUND_VERSION
#define IOCTL(a,b,c) ioctl(a,b,&c)
#else
#define IOCTL(a,b,c) (c = ioctl(a,b,c) )
#endif
#define MAX_CDAUDIODRV 2
#define MAX_CDAUDIO_TRACKS 256
#define CDFRAMES_PERSEC 75
#define CDFRAMES_PERMIN 4500
#define SECONDS_PERMIN 60
#if defined(linux) || defined(__FreeBSD__)
typedef struct {
int nUseCount; /* Incremented for each shared open */
BOOL fShareable; /* TRUE if first open was shareable */
WORD wNotifyDeviceID; /* MCI device ID with a pending notification */
HANDLE16 hCallback; /* Callback handle for pending notification */
MCI_OPEN_PARMS openParms;
DWORD dwTimeFormat;
int unixdev;
#ifdef linux
struct cdrom_subchnl sc;
#elif __FreeBSD__
struct cd_sub_channel_info sc;
#endif
int mode;
UINT nCurTrack;
DWORD dwCurFrame;
UINT nTracks;
DWORD dwTotalLen;
LPDWORD lpdwTrackLen;
LPDWORD lpdwTrackPos;
DWORD dwFirstOffset;
} LINUX_CDAUDIO;
static LINUX_CDAUDIO CDADev[MAX_CDAUDIODRV];
#endif
/*-----------------------------------------------------------------------*/
/**************************************************************************
* CDAUDIO_GetNumberOfTracks [internal]
*/
static UINT CDAUDIO_GetNumberOfTracks(UINT wDevID)
{
#if defined(linux) || defined(__FreeBSD__)
#ifdef linux
struct cdrom_tochdr hdr;
#elif __FreeBSD__
struct ioc_toc_header hdr;
#endif
if (CDADev[wDevID].nTracks == 0) {
if (ioctl(CDADev[wDevID].unixdev,
#ifdef linux
CDROMREADTOCHDR
#elif __FreeBSD__
CDIOREADTOCHEADER
#endif
, &hdr)) {
dprintf_cdaudio(stddeb,
"GetNumberOfTracks(%u) // Error occured !\n",
wDevID);
return (WORD)-1;
}
#ifdef linux
CDADev[wDevID].nTracks = hdr.cdth_trk1;
#elif __FreeBSD__
CDADev[wDevID].nTracks = hdr.ending_track - hdr.starting_track + 1;
#endif
}
return CDADev[wDevID].nTracks;
#else
return (WORD)-1;
#endif
}
/**************************************************************************
* CDAUDIO_GetTracksInfo [internal]
*/
static BOOL CDAUDIO_GetTracksInfo(UINT wDevID)
{
#if defined(linux) || defined(__FreeBSD__)
int i, length;
int start, last_start = 0;
int total_length = 0;
#ifdef linux
struct cdrom_tocentry entry;
#elif __FreeBSD__
struct ioc_read_toc_entry entry;
struct cd_toc_entry toc_buffer;
#endif
if (CDADev[wDevID].nTracks == 0) {
if (CDAUDIO_GetNumberOfTracks(wDevID) == (WORD)-1) return FALSE;
}
dprintf_cdaudio(stddeb,"CDAUDIO_GetTracksInfo // nTracks=%u\n",
CDADev[wDevID].nTracks);
if (CDADev[wDevID].lpdwTrackLen != NULL)
free(CDADev[wDevID].lpdwTrackLen);
CDADev[wDevID].lpdwTrackLen = (LPDWORD)malloc(
(CDADev[wDevID].nTracks + 1) * sizeof(DWORD));
if (CDADev[wDevID].lpdwTrackPos != NULL)
free(CDADev[wDevID].lpdwTrackPos);
CDADev[wDevID].lpdwTrackPos = (LPDWORD)malloc(
(CDADev[wDevID].nTracks + 1) * sizeof(DWORD));
if (CDADev[wDevID].lpdwTrackLen == NULL ||
CDADev[wDevID].lpdwTrackPos == NULL) {
dprintf_cdaudio(stddeb,
"CDAUDIO_GetTracksInfo // error allocating track table !\n");
return FALSE;
}
memset(CDADev[wDevID].lpdwTrackLen, 0,
(CDADev[wDevID].nTracks + 1) * sizeof(DWORD));
memset(CDADev[wDevID].lpdwTrackPos, 0,
(CDADev[wDevID].nTracks + 1) * sizeof(DWORD));
for (i = 0; i <= CDADev[wDevID].nTracks; i++) {
if (i == CDADev[wDevID].nTracks)
#ifdef linux
entry.cdte_track = CDROM_LEADOUT;
#elif __FreeBSD__
#define LEADOUT 0xaa
entry.starting_track = LEADOUT; /* XXX */
#endif
else
#ifdef linux
entry.cdte_track = i + 1;
#elif __FreeBSD__
entry.starting_track = i + 1;
#endif
#ifdef linux
entry.cdte_format = CDROM_MSF;
#elif __FreeBSD__
bzero((char *)&toc_buffer, sizeof(toc_buffer));
entry.address_format = CD_MSF_FORMAT;
entry.data_len = sizeof(toc_buffer);
entry.data = &toc_buffer;
#endif
if (ioctl(CDADev[wDevID].unixdev,
#ifdef linux
CDROMREADTOCENTRY
#elif __FreeBSD__
CDIOREADTOCENTRYS
#endif
, &entry)) {
dprintf_cdaudio(stddeb,
"CDAUDIO_GetTracksInfo // error read entry\n");
return FALSE;
}
#ifdef linux
start = CDFRAMES_PERSEC * (SECONDS_PERMIN *
entry.cdte_addr.msf.minute + entry.cdte_addr.msf.second) +
entry.cdte_addr.msf.frame;
#elif __FreeBSD__
start = CDFRAMES_PERSEC * (SECONDS_PERMIN *
toc_buffer.addr.msf.minute + toc_buffer.addr.msf.second) +
toc_buffer.addr.msf.frame;
#endif
if (i == 0) {
last_start = start;
CDADev[wDevID].dwFirstOffset = start;
dprintf_cdaudio(stddeb,
"CDAUDIO_GetTracksInfo // dwFirstOffset=%u\n",
start);
}
else {
length = start - last_start;
last_start = start;
start = last_start - length;
total_length += length;
CDADev[wDevID].lpdwTrackLen[i - 1] = length;
CDADev[wDevID].lpdwTrackPos[i - 1] = start;
dprintf_cdaudio(stddeb,
"CDAUDIO_GetTracksInfo // track #%u start=%u len=%u\n",
i, start, length);
}
}
CDADev[wDevID].dwTotalLen = total_length;
dprintf_cdaudio(stddeb,"CDAUDIO_GetTracksInfo // total_len=%u\n",
total_length);
fflush(stdout);
return TRUE;
#else
return FALSE;
#endif
}
/**************************************************************************
* CDAUDIO_mciOpen [internal]
*/
static DWORD CDAUDIO_mciOpen(UINT wDevID, DWORD dwFlags, LPMCI_OPEN_PARMS lpParms)
{
#if defined(linux) || defined(__FreeBSD__)
dprintf_cdaudio(stddeb,"CDAUDIO_mciOpen(%04X, %08lX, %p);\n",
wDevID, dwFlags, lpParms);
if (lpParms == NULL) return MCIERR_INTERNAL;
wDevID = lpParms->wDeviceID;
if (CDADev[wDevID].nUseCount > 0) {
/* The driver already open on this channel */
/* If the driver was opened shareable before and this open specifies */
/* shareable then increment the use count */
if (CDADev[wDevID].fShareable && (dwFlags & MCI_OPEN_SHAREABLE))
++CDADev[wDevID].nUseCount;
else
return MCIERR_MUST_USE_SHAREABLE;
}
else {
CDADev[wDevID].nUseCount = 1;
CDADev[wDevID].fShareable = dwFlags & MCI_OPEN_SHAREABLE;
}
if (dwFlags & MCI_OPEN_ELEMENT) {
dprintf_cdaudio(stddeb,"CDAUDIO_mciOpen // MCI_OPEN_ELEMENT !\n");
/* return MCIERR_NO_ELEMENT_ALLOWED; */
}
memcpy(&CDADev[wDevID].openParms, lpParms, sizeof(MCI_OPEN_PARMS));
CDADev[wDevID].wNotifyDeviceID = lpParms->wDeviceID;
CDADev[wDevID].unixdev = open (CDAUDIO_DEV, O_RDONLY, 0);
if (CDADev[wDevID].unixdev == -1) {
dprintf_cdaudio(stddeb,"CDAUDIO_mciOpen // can't open '%s' !\n", CDAUDIO_DEV);
return MCIERR_HARDWARE;
}
CDADev[wDevID].mode = 0;
CDADev[wDevID].dwTimeFormat = MCI_FORMAT_TMSF;
CDADev[wDevID].nCurTrack = 0;
CDADev[wDevID].nTracks = 0;
CDADev[wDevID].dwTotalLen = 0;
CDADev[wDevID].dwFirstOffset = 0;
CDADev[wDevID].lpdwTrackLen = NULL;
CDADev[wDevID].lpdwTrackPos = NULL;
if (!CDAUDIO_GetTracksInfo(wDevID)) {
dprintf_cdaudio(stddeb,"CDAUDIO_mciOpen // error reading TracksInfo !\n");
/* return MCIERR_INTERNAL; */
}
if (dwFlags & MCI_NOTIFY) {
dprintf_cdaudio(stddeb,
"CDAUDIO_mciOpen // MCI_NOTIFY_SUCCESSFUL %08lX !\n",
lpParms->dwCallback);
mciDriverNotify((HWND)LOWORD(lpParms->dwCallback),
CDADev[wDevID].wNotifyDeviceID, MCI_NOTIFY_SUCCESSFUL);
}
return 0;
#else
return MCIERR_HARDWARE;
#endif
}
/**************************************************************************
* CDAUDIO_mciClose [internal]
*/
static DWORD CDAUDIO_mciClose(UINT wDevID, DWORD dwParam, LPMCI_GENERIC_PARMS lpParms)
{
#if defined(linux) || defined(__FreeBSD__)
dprintf_cdaudio(stddeb,"CDAUDIO_mciClose(%u, %08lX, %p);\n",
wDevID, dwParam, lpParms);
if (CDADev[wDevID].lpdwTrackLen != NULL) free(CDADev[wDevID].lpdwTrackLen);
if (CDADev[wDevID].lpdwTrackPos != NULL) free(CDADev[wDevID].lpdwTrackPos);
close(CDADev[wDevID].unixdev);
#endif
return 0;
}
/**************************************************************************
* CDAUDIO_mciGetDevCaps [internal]
*/
static DWORD CDAUDIO_mciGetDevCaps(UINT wDevID, DWORD dwFlags,
LPMCI_GETDEVCAPS_PARMS lpParms)
{
#if defined(linux) || defined(__FreeBSD__)
dprintf_cdaudio(stddeb,"CDAUDIO_mciGetDevCaps(%u, %08lX, %p);\n",
wDevID, dwFlags, lpParms);
if (lpParms == NULL) return MCIERR_INTERNAL;
if (dwFlags & MCI_GETDEVCAPS_ITEM) {
dprintf_cdaudio(stddeb,
"CDAUDIO_mciGetDevCaps // MCI_GETDEVCAPS_ITEM dwItem=%08lX;\n",
lpParms->dwItem);
switch(lpParms->dwItem) {
case MCI_GETDEVCAPS_CAN_RECORD:
lpParms->dwReturn = FALSE;
break;
case MCI_GETDEVCAPS_HAS_AUDIO:
lpParms->dwReturn = TRUE;
break;
case MCI_GETDEVCAPS_HAS_VIDEO:
lpParms->dwReturn = FALSE;
break;
case MCI_GETDEVCAPS_DEVICE_TYPE:
lpParms->dwReturn = MCI_DEVTYPE_CD_AUDIO;
break;
case MCI_GETDEVCAPS_USES_FILES:
lpParms->dwReturn = FALSE;
break;
case MCI_GETDEVCAPS_COMPOUND_DEVICE:
lpParms->dwReturn = FALSE;
break;
case MCI_GETDEVCAPS_CAN_EJECT:
lpParms->dwReturn = TRUE;
break;
case MCI_GETDEVCAPS_CAN_PLAY:
lpParms->dwReturn = TRUE;
break;
case MCI_GETDEVCAPS_CAN_SAVE:
lpParms->dwReturn = FALSE;
break;
default:
return MCIERR_UNRECOGNIZED_COMMAND;
}
}
dprintf_cdaudio(stddeb,
"CDAUDIO_mciGetDevCaps // lpParms->dwReturn=%08lX;\n",
lpParms->dwReturn);
return 0;
#else
return MCIERR_INTERNAL;
#endif
}
/**************************************************************************
* CDAUDIO_mciInfo [internal]
*/
static DWORD CDAUDIO_mciInfo(UINT wDevID, DWORD dwFlags, LPMCI_INFO_PARMS lpParms)
{
#if defined(linux) || defined(__FreeBSD__)
dprintf_cdaudio(stddeb,"CDAUDIO_mciInfo(%u, %08lX, %p);\n",
wDevID, dwFlags, lpParms);
if (lpParms == NULL) return MCIERR_INTERNAL;
lpParms->lpstrReturn = NULL;
switch(dwFlags) {
case MCI_INFO_PRODUCT:
lpParms->lpstrReturn = "Linux CDROM 0.5";
break;
default:
return MCIERR_UNRECOGNIZED_COMMAND;
}
if (lpParms->lpstrReturn != NULL)
lpParms->dwRetSize = strlen(lpParms->lpstrReturn);
else
lpParms->dwRetSize = 0;
return 0;
#else
return MCIERR_INTERNAL;
#endif
}
/**************************************************************************
* CDAUDIO_CalcFrame [internal]
*/
static DWORD CDAUDIO_CalcFrame(UINT wDevID, DWORD dwFormatType, DWORD dwTime)
{
DWORD dwFrame = 0;
#if defined(linux) || defined(__FreeBSD__)
UINT wTrack;
dprintf_cdaudio(stddeb,"CDAUDIO_CalcFrame(%u, %08lX, %lu);\n",
wDevID, dwFormatType, dwTime);
switch (dwFormatType) {
case MCI_FORMAT_MILLISECONDS:
dwFrame = dwTime * CDFRAMES_PERSEC / 1000;
dprintf_cdaudio(stddeb,
"CDAUDIO_CalcFrame // MILLISECONDS %lu\n",
dwFrame);
break;
case MCI_FORMAT_MSF:
dprintf_cdaudio(stddeb,
"CDAUDIO_CalcFrame // MSF %02u:%02u:%02u\n",
MCI_MSF_MINUTE(dwTime), MCI_MSF_SECOND(dwTime),
MCI_MSF_FRAME(dwTime));
dwFrame += CDFRAMES_PERMIN * MCI_MSF_MINUTE(dwTime);
dwFrame += CDFRAMES_PERSEC * MCI_MSF_SECOND(dwTime);
dwFrame += MCI_MSF_FRAME(dwTime);
break;
default:
/* unknown format ! force TMSF ! ... */
dwFormatType = MCI_FORMAT_TMSF;
case MCI_FORMAT_TMSF:
wTrack = MCI_TMSF_TRACK(dwTime);
dprintf_cdaudio(stddeb,
"CDAUDIO_CalcFrame // TMSF %02u-%02u:%02u:%02u\n",
MCI_TMSF_TRACK(dwTime), MCI_TMSF_MINUTE(dwTime),
MCI_TMSF_SECOND(dwTime), MCI_TMSF_FRAME(dwTime));
dprintf_cdaudio(stddeb,
"CDAUDIO_CalcFrame // TMSF trackpos[%u]=%lu\n",
wTrack, CDADev[wDevID].lpdwTrackPos[wTrack - 1]);
dwFrame = CDADev[wDevID].lpdwTrackPos[wTrack - 1];
dwFrame += CDFRAMES_PERMIN * MCI_TMSF_MINUTE(dwTime);
dwFrame += CDFRAMES_PERSEC * MCI_TMSF_SECOND(dwTime);
dwFrame += MCI_TMSF_FRAME(dwTime);
break;
}
#endif
return dwFrame;
}
/**************************************************************************
* CDAUDIO_GetCDStatus [internal]
*/
static BOOL CDAUDIO_GetCDStatus(UINT wDevID)
{
#if defined(linux) || defined(__FreeBSD__)
int oldmode = CDADev[wDevID].mode;
#ifdef __FreeBSD__
struct ioc_read_subchannel read_sc;
read_sc.address_format = CD_MSF_FORMAT;
read_sc.data_format = CD_CURRENT_POSITION;
read_sc.track = 0;
read_sc.data_len = sizeof(CDADev[wDevID].sc);
read_sc.data = (struct cd_sub_channel_info *)&CDADev[wDevID].sc;
#elif linux
CDADev[wDevID].sc.cdsc_format = CDROM_MSF;
#endif
if (ioctl(CDADev[wDevID].unixdev,
#ifdef linux
CDROMSUBCHNL, &CDADev[wDevID].sc
#elif __FreeBSD__
CDIOCREADSUBCHANNEL, &read_sc
#endif
)) {
dprintf_cdaudio(stddeb,"CDAUDIO_GetCDStatus // opened or no_media !\n");
CDADev[wDevID].mode = MCI_MODE_NOT_READY;
return TRUE;
}
switch (
#ifdef linux
CDADev[wDevID].sc.cdsc_audiostatus
#elif __FreeBSD__
CDADev[wDevID].sc.header.audio_status
#endif
) {
#ifdef linux
case CDROM_AUDIO_INVALID:
#elif __FreeBSD__
case CD_AS_AUDIO_INVALID:
#endif
dprintf_cdaudio(stddeb,"CDAUDIO_GetCDStatus // device doesn't support status, returning NOT_READY.\n");
#ifdef linux
CDADev[wDevID].mode = MCI_MODE_NOT_READY;
#elif __FreeBSD__
CDADev[wDevID].mode = MCI_MODE_STOP;
#endif
break;
#ifdef linux
case CDROM_AUDIO_NO_STATUS:
#elif __FreeBSD__
case CD_AS_NO_STATUS:
#endif
CDADev[wDevID].mode = MCI_MODE_STOP;
dprintf_cdaudio(stddeb,"CDAUDIO_GetCDStatus // MCI_MODE_STOP !\n");
break;
#ifdef linux
case CDROM_AUDIO_PLAY:
#elif __FreeBSD__
case CD_AS_PLAY_IN_PROGRESS:
#endif
CDADev[wDevID].mode = MCI_MODE_PLAY;
dprintf_cdaudio(stddeb,"CDAUDIO_GetCDStatus // MCI_MODE_PLAY !\n");
break;
#ifdef linux
case CDROM_AUDIO_PAUSED:
#elif __FreeBSD__
case CD_AS_PLAY_PAUSED:
#endif
CDADev[wDevID].mode = MCI_MODE_PAUSE;
dprintf_cdaudio(stddeb,"CDAUDIO_GetCDStatus // MCI_MODE_PAUSE !\n");
break;
default:
dprintf_cdaudio(stddeb,"CDAUDIO_GetCDStatus // status=%02X !\n",
#ifdef linux
CDADev[wDevID].sc.cdsc_audiostatus
#elif __FreeBSD__
CDADev[wDevID].sc.header.audio_status
#endif
);
}
#ifdef linux
CDADev[wDevID].nCurTrack = CDADev[wDevID].sc.cdsc_trk;
CDADev[wDevID].dwCurFrame =
CDFRAMES_PERMIN * CDADev[wDevID].sc.cdsc_absaddr.msf.minute +
CDFRAMES_PERSEC * CDADev[wDevID].sc.cdsc_absaddr.msf.second +
CDADev[wDevID].sc.cdsc_absaddr.msf.frame;
#elif __FreeBSD__
CDADev[wDevID].nCurTrack = CDADev[wDevID].sc.what.position.track_number;
CDADev[wDevID].dwCurFrame =
CDFRAMES_PERMIN * CDADev[wDevID].sc.what.position.absaddr.msf.minute +
CDFRAMES_PERSEC * CDADev[wDevID].sc.what.position.absaddr.msf.second +
CDADev[wDevID].sc.what.position.absaddr.msf.frame;
#endif
dprintf_cdaudio(stddeb,"CDAUDIO_GetCDStatus // %02u-%02u:%02u:%02u \n",
#ifdef linux
CDADev[wDevID].sc.cdsc_trk,
CDADev[wDevID].sc.cdsc_absaddr.msf.minute,
CDADev[wDevID].sc.cdsc_absaddr.msf.second,
CDADev[wDevID].sc.cdsc_absaddr.msf.frame
#elif __FreeBSD__
CDADev[wDevID].sc.what.position.track_number,
CDADev[wDevID].sc.what.position.absaddr.msf.minute,
CDADev[wDevID].sc.what.position.absaddr.msf.second,
CDADev[wDevID].sc.what.position.absaddr.msf.frame
#endif
);
if (oldmode != CDADev[wDevID].mode && oldmode == MCI_MODE_OPEN) {
if (!CDAUDIO_GetTracksInfo(wDevID)) {
dprintf_cdaudio(stddeb,"CDAUDIO_GetCDStatus // error updating TracksInfo !\n");
return MCIERR_INTERNAL;
}
}
return TRUE;
#else
return FALSE;
#endif
}
/**************************************************************************
* CDAUDIO_CalcTime [internal]
*/
static DWORD CDAUDIO_CalcTime(UINT wDevID, DWORD dwFormatType, DWORD dwFrame)
{
DWORD dwTime = 0;
#if defined(linux) || defined(__FreeBSD__)
UINT wTrack;
UINT wMinutes;
UINT wSeconds;
UINT wFrames;
dprintf_cdaudio(stddeb,"CDAUDIO_CalcTime(%u, %08lX, %lu);\n",
wDevID, dwFormatType, dwFrame);
switch (dwFormatType) {
case MCI_FORMAT_MILLISECONDS:
dwTime = dwFrame / CDFRAMES_PERSEC * 1000;
dprintf_cdaudio(stddeb,
"CDAUDIO_CalcTime // MILLISECONDS %lu\n",
dwTime);
break;
case MCI_FORMAT_MSF:
wMinutes = dwFrame / CDFRAMES_PERMIN;
wSeconds = (dwFrame - CDFRAMES_PERMIN * wMinutes) / CDFRAMES_PERSEC;
wFrames = dwFrame - CDFRAMES_PERMIN * wMinutes -
CDFRAMES_PERSEC * wSeconds;
dwTime = MCI_MAKE_MSF(wMinutes, wSeconds, wFrames);
dprintf_cdaudio(stddeb,"CDAUDIO_CalcTime // MSF %02u:%02u:%02u -> dwTime=%lu\n",
wMinutes, wSeconds, wFrames, dwTime);
break;
default:
/* unknown format ! force TMSF ! ... */
dwFormatType = MCI_FORMAT_TMSF;
case MCI_FORMAT_TMSF:
for (wTrack = 0; wTrack < CDADev[wDevID].nTracks; wTrack++) {
/* dwTime += CDADev[wDevID].lpdwTrackLen[wTrack - 1];
printf("Adding trk#%u curpos=%u \n", dwTime);
if (dwTime >= dwFrame) break; */
if (CDADev[wDevID].lpdwTrackPos[wTrack - 1] >= dwFrame) break;
}
wMinutes = dwFrame / CDFRAMES_PERMIN;
wSeconds = (dwFrame - CDFRAMES_PERMIN * wMinutes) / CDFRAMES_PERSEC;
wFrames = dwFrame - CDFRAMES_PERMIN * wMinutes -
CDFRAMES_PERSEC * wSeconds;
dwTime = MCI_MAKE_TMSF(wTrack, wMinutes, wSeconds, wFrames);
dprintf_cdaudio(stddeb,
"CDAUDIO_CalcTime // %02u-%02u:%02u:%02u\n",
wTrack, wMinutes, wSeconds, wFrames);
break;
}
#endif
return dwTime;
}
/**************************************************************************
* CDAUDIO_mciStatus [internal]
*/
static DWORD CDAUDIO_mciStatus(UINT wDevID, DWORD dwFlags, LPMCI_STATUS_PARMS lpParms)
{
#if defined(linux) || defined(__FreeBSD__)
dprintf_cdaudio(stddeb,"CDAUDIO_mciStatus(%u, %08lX, %p);\n",
wDevID, dwFlags, lpParms);
if (lpParms == NULL) return MCIERR_INTERNAL;
if (CDADev[wDevID].unixdev == 0) return MMSYSERR_NOTENABLED;
if (dwFlags & MCI_NOTIFY) {
dprintf_cdaudio(stddeb,
"CDAUDIO_mciStatus // MCI_NOTIFY_SUCCESSFUL %08lX !\n",
lpParms->dwCallback);
mciDriverNotify((HWND)LOWORD(lpParms->dwCallback),
CDADev[wDevID].wNotifyDeviceID, MCI_NOTIFY_SUCCESSFUL);
}
if (dwFlags & MCI_STATUS_ITEM) {
switch(lpParms->dwItem) {
case MCI_STATUS_CURRENT_TRACK:
if (!CDAUDIO_GetCDStatus(wDevID)) return MCIERR_INTERNAL;
lpParms->dwReturn = CDADev[wDevID].nCurTrack;
dprintf_cdaudio(stddeb,"CDAUDIO_mciStatus // CURRENT_TRACK=%lu!\n", lpParms->dwReturn);
return 0;
case MCI_STATUS_LENGTH:
if (CDADev[wDevID].nTracks == 0) {
if (!CDAUDIO_GetTracksInfo(wDevID)) {
dprintf_cdaudio(stddeb,"CDAUDIO_mciStatus // error reading TracksInfo !\n");
return MCIERR_INTERNAL;
}
}
if (dwFlags & MCI_TRACK) {
dprintf_cdaudio(stddeb,"CDAUDIO_mciStatus // MCI_TRACK #%lu LENGTH=??? !\n",
lpParms->dwTrack);
if (lpParms->dwTrack > CDADev[wDevID].nTracks)
return MCIERR_OUTOFRANGE;
lpParms->dwReturn = CDADev[wDevID].lpdwTrackLen[lpParms->dwTrack];
}
else
lpParms->dwReturn = CDADev[wDevID].dwTotalLen;
lpParms->dwReturn = CDAUDIO_CalcTime(wDevID,
CDADev[wDevID].dwTimeFormat, lpParms->dwReturn);
dprintf_cdaudio(stddeb,"CDAUDIO_mciStatus // LENGTH=%lu !\n", lpParms->dwReturn);
return 0;
case MCI_STATUS_MODE:
if (!CDAUDIO_GetCDStatus(wDevID)) return MCIERR_INTERNAL;
lpParms->dwReturn = CDADev[wDevID].mode;
dprintf_cdaudio(stddeb,"CDAUDIO_mciStatus // MCI_STATUS_MODE=%08lX !\n",
lpParms->dwReturn);
return 0;
case MCI_STATUS_MEDIA_PRESENT:
lpParms->dwReturn = (CDADev[wDevID].nTracks > 0) ? TRUE : FALSE;
if (lpParms->dwReturn == FALSE)
dprintf_cdaudio(stddeb,"CDAUDIO_mciStatus // MEDIA_NOT_PRESENT !\n");
else
dprintf_cdaudio(stddeb,"CDAUDIO_mciStatus // MCI_STATUS_MEDIA_PRESENT !\n");
return 0;
case MCI_STATUS_NUMBER_OF_TRACKS:
lpParms->dwReturn = CDAUDIO_GetNumberOfTracks(wDevID);
dprintf_cdaudio(stddeb,"CDAUDIO_mciStatus // MCI_STATUS_NUMBER_OF_TRACKS = %lu !\n",
lpParms->dwReturn);
if (lpParms->dwReturn == (WORD)-1) return MCIERR_INTERNAL;
return 0;
case MCI_STATUS_POSITION:
if (!CDAUDIO_GetCDStatus(wDevID)) return MCIERR_INTERNAL;
lpParms->dwReturn = CDADev[wDevID].dwCurFrame;
if (dwFlags & MCI_STATUS_START) {
lpParms->dwReturn = CDADev[wDevID].dwFirstOffset;
dprintf_cdaudio(stddeb,"CDAUDIO_mciStatus // get MCI_STATUS_START !\n");
}
if (dwFlags & MCI_TRACK) {
if (lpParms->dwTrack > CDADev[wDevID].nTracks)
return MCIERR_OUTOFRANGE;
lpParms->dwReturn = CDADev[wDevID].lpdwTrackPos[lpParms->dwTrack - 1];
dprintf_cdaudio(stddeb,"CDAUDIO_mciStatus // get MCI_TRACK #%lu !\n", lpParms->dwTrack);
}
lpParms->dwReturn = CDAUDIO_CalcTime(wDevID,
CDADev[wDevID].dwTimeFormat, lpParms->dwReturn);
dprintf_cdaudio(stddeb,"CDAUDIO_mciStatus // MCI_STATUS_POSITION=%08lX !\n",
lpParms->dwReturn);
return 0;
case MCI_STATUS_READY:
dprintf_cdaudio(stddeb,"CDAUDIO_mciStatus // MCI_STATUS_READY !\n");
lpParms->dwReturn = TRUE;
return 0;
case MCI_STATUS_TIME_FORMAT:
dprintf_cdaudio(stddeb,"CDAUDIO_mciStatus // MCI_STATUS_TIME_FORMAT !\n");
lpParms->dwReturn = CDADev[wDevID].dwTimeFormat;
return 0;
default:
dprintf_cdaudio(stddeb,"CDAUDIO_mciStatus // unknown command %08lX !\n", lpParms->dwItem);
return MCIERR_UNRECOGNIZED_COMMAND;
}
}
dprintf_cdaudio(stddeb,"CDAUDIO_mciStatus // not MCI_STATUS_ITEM !\n");
return 0;
#else
return MMSYSERR_NOTENABLED;
#endif
}
/**************************************************************************
* CDAUDIO_mciPlay [internal]
*/
static DWORD CDAUDIO_mciPlay(UINT wDevID, DWORD dwFlags, LPMCI_PLAY_PARMS lpParms)
{
#if defined(linux) || defined(__FreeBSD__)
int start, end;
#ifdef linux
struct cdrom_msf msf;
#elif __FreeBSD__
struct ioc_play_msf msf;
#endif
dprintf_cdaudio(stddeb,"CDAUDIO_mciPlay(%u, %08lX, %p);\n",
wDevID, dwFlags, lpParms);
if (lpParms == NULL) return MCIERR_INTERNAL;
if (CDADev[wDevID].unixdev == 0) return MMSYSERR_NOTENABLED;
start = 0; end = CDADev[wDevID].dwTotalLen;
CDADev[wDevID].nCurTrack = 1;
if (dwFlags & MCI_FROM) {
start = CDAUDIO_CalcFrame(wDevID,
CDADev[wDevID].dwTimeFormat, lpParms->dwFrom);
dprintf_cdaudio(stddeb,"CDAUDIO_mciPlay // MCI_FROM=%08lX -> %u \n",
lpParms->dwFrom, start);
}
if (dwFlags & MCI_TO) {
end = CDAUDIO_CalcFrame(wDevID,
CDADev[wDevID].dwTimeFormat, lpParms->dwTo);
dprintf_cdaudio(stddeb,
"CDAUDIO_mciPlay // MCI_TO=%08lX -> %u \n",
lpParms->dwTo, end);
}
start += CDADev[wDevID].dwFirstOffset;
end += CDADev[wDevID].dwFirstOffset;
#ifdef linux
msf.cdmsf_min0 = start / CDFRAMES_PERMIN;
msf.cdmsf_sec0 = (start % CDFRAMES_PERMIN) / CDFRAMES_PERSEC;
msf.cdmsf_frame0 = start % CDFRAMES_PERSEC;
msf.cdmsf_min1 = end / CDFRAMES_PERMIN;
msf.cdmsf_sec1 = (end % CDFRAMES_PERMIN) / CDFRAMES_PERSEC;
msf.cdmsf_frame1 = end % CDFRAMES_PERSEC;
#elif __FreeBSD__
msf.start_m = start / CDFRAMES_PERMIN;
msf.start_s = (start % CDFRAMES_PERMIN) / CDFRAMES_PERSEC;
msf.start_f = start % CDFRAMES_PERSEC;
msf.end_m = end / CDFRAMES_PERMIN;
msf.end_s = (end % CDFRAMES_PERMIN) / CDFRAMES_PERSEC;
msf.end_f = end % CDFRAMES_PERSEC;
#endif
if (ioctl(CDADev[wDevID].unixdev,
#ifdef linux
CDROMSTART
#elif __FreeBSD__
CDIOCSTART
#endif
)) {
dprintf_cdaudio(stddeb,"CDAUDIO_mciPlay // motor doesn't start !\n");
return MCIERR_HARDWARE;
}
if (ioctl(CDADev[wDevID].unixdev,
#ifdef linux
CDROMPLAYMSF
#elif __FreeBSD__
CDIOCPLAYMSF
#endif
, &msf)) {
dprintf_cdaudio(stddeb,"CDAUDIO_mciPlay // device doesn't play !\n");
return MCIERR_HARDWARE;
}
dprintf_cdaudio(stddeb,"CDAUDIO_mciPlay // msf = %d:%d:%d %d:%d:%d\n",
#ifdef linux
msf.cdmsf_min0, msf.cdmsf_sec0, msf.cdmsf_frame0,
msf.cdmsf_min1, msf.cdmsf_sec1, msf.cdmsf_frame1
#elif __FreeBSD__
msf.start_m, msf.start_s, msf.start_f,
msf.end_m, msf.end_s, msf.end_f
#endif
);
CDADev[wDevID].mode = MCI_MODE_PLAY;
if (dwFlags & MCI_NOTIFY) {
dprintf_cdaudio(stddeb,
"CDAUDIO_mciPlay // MCI_NOTIFY_SUCCESSFUL %08lX !\n",
lpParms->dwCallback);
/*
mciDriverNotify((HWND)LOWORD(lpParms->dwCallback),
CDADev[wDevID].wNotifyDeviceID, MCI_NOTIFY_SUCCESSFUL);
*/
}
return 0;
#else
return MCIERR_HARDWARE;
#endif
}
/**************************************************************************
* CDAUDIO_mciStop [internal]
*/
static DWORD CDAUDIO_mciStop(UINT wDevID, DWORD dwFlags, LPMCI_GENERIC_PARMS lpParms)
{
#if defined(linux) || defined(__FreeBSD__)
dprintf_cdaudio(stddeb,"CDAUDIO_mciStop(%u, %08lX, %p);\n",
wDevID, dwFlags, lpParms);
if (lpParms == NULL) return MCIERR_INTERNAL;
if (ioctl(CDADev[wDevID].unixdev,
#ifdef linux
CDROMSTOP
#elif __FreeBSD__
CDIOCSTOP
#endif
)) return MCIERR_HARDWARE;
CDADev[wDevID].mode = MCI_MODE_STOP;
if (dwFlags & MCI_NOTIFY) {
dprintf_cdaudio(stddeb,
"CDAUDIO_mciStop // MCI_NOTIFY_SUCCESSFUL %08lX !\n",
lpParms->dwCallback);
mciDriverNotify((HWND)LOWORD(lpParms->dwCallback),
CDADev[wDevID].wNotifyDeviceID, MCI_NOTIFY_SUCCESSFUL);
}
return 0;
#else
return MCIERR_HARDWARE;
#endif
}
/**************************************************************************
* CDAUDIO_mciPause [internal]
*/
static DWORD CDAUDIO_mciPause(UINT wDevID, DWORD dwFlags, LPMCI_GENERIC_PARMS lpParms)
{
#if defined(linux) || defined(__FreeBSD__)
dprintf_cdaudio(stddeb,"CDAUDIO_mciPause(%u, %08lX, %p);\n",
wDevID, dwFlags, lpParms);
if (lpParms == NULL) return MCIERR_INTERNAL;
if (ioctl(CDADev[wDevID].unixdev,
#ifdef linux
CDROMPAUSE
#elif __FreeBSD__
CDIOCPAUSE
#endif
)) return MCIERR_HARDWARE;
CDADev[wDevID].mode = MCI_MODE_PAUSE;
if (dwFlags & MCI_NOTIFY) {
dprintf_cdaudio(stddeb,
"CDAUDIO_mciPause // MCI_NOTIFY_SUCCESSFUL %08lX !\n",
lpParms->dwCallback);
mciDriverNotify((HWND)LOWORD(lpParms->dwCallback),
CDADev[wDevID].wNotifyDeviceID, MCI_NOTIFY_SUCCESSFUL);
}
return 0;
#else
return MCIERR_HARDWARE;
#endif
}
/**************************************************************************
* CDAUDIO_mciResume [internal]
*/
static DWORD CDAUDIO_mciResume(UINT wDevID, DWORD dwFlags, LPMCI_GENERIC_PARMS lpParms)
{
#if defined(linux) || defined(__FreeBSD__)
dprintf_cdaudio(stddeb,"CDAUDIO_mciResume(%u, %08lX, %p);\n",
wDevID, dwFlags, lpParms);
if (lpParms == NULL) return MCIERR_INTERNAL;
if (ioctl(CDADev[wDevID].unixdev,
#ifdef linux
CDROMRESUME
#elif __FreeBSD__
CDIOCRESUME
#endif
)) return MCIERR_HARDWARE;
CDADev[wDevID].mode = MCI_MODE_STOP;
if (dwFlags & MCI_NOTIFY) {
dprintf_cdaudio(stddeb,
"CDAUDIO_mciResume // MCI_NOTIFY_SUCCESSFUL %08lX !\n",
lpParms->dwCallback);
mciDriverNotify((HWND)LOWORD(lpParms->dwCallback),
CDADev[wDevID].wNotifyDeviceID, MCI_NOTIFY_SUCCESSFUL);
}
return 0;
#else
return MCIERR_HARDWARE;
#endif
}
/**************************************************************************
* CDAUDIO_mciSeek [internal]
*/
static DWORD CDAUDIO_mciSeek(UINT wDevID, DWORD dwFlags, LPMCI_SEEK_PARMS lpParms)
{
#if defined(linux) || defined(__FreeBSD__)
DWORD dwRet;
MCI_PLAY_PARMS PlayParms;
dprintf_cdaudio(stddeb,"CDAUDIO_mciSeek(%u, %08lX, %p);\n",
wDevID, dwFlags, lpParms);
if (lpParms == NULL) return MCIERR_INTERNAL;
if (ioctl(CDADev[wDevID].unixdev,
#ifdef linux
CDROMRESUME
#elif __FreeBSD__
CDIOCRESUME
#endif
)) {
perror("ioctl CDROMRESUME");
return MCIERR_HARDWARE;
}
CDADev[wDevID].mode = MCI_MODE_SEEK;
switch(dwFlags) {
case MCI_SEEK_TO_START:
PlayParms.dwFrom = 0;
break;
case MCI_SEEK_TO_END:
PlayParms.dwFrom = CDADev[wDevID].dwTotalLen;
break;
case MCI_TO:
PlayParms.dwFrom = lpParms->dwTo;
break;
}
dwRet = CDAUDIO_mciPlay(wDevID, MCI_WAIT | MCI_FROM, &PlayParms);
if (dwRet != 0) return dwRet;
dwRet = CDAUDIO_mciStop(wDevID, MCI_WAIT, (LPMCI_GENERIC_PARMS)&PlayParms);
if (dwFlags & MCI_NOTIFY) {
dprintf_cdaudio(stddeb,
"CDAUDIO_mciSeek // MCI_NOTIFY_SUCCESSFUL %08lX !\n",
lpParms->dwCallback);
mciDriverNotify((HWND)LOWORD(lpParms->dwCallback),
CDADev[wDevID].wNotifyDeviceID, MCI_NOTIFY_SUCCESSFUL);
}
return dwRet;
#else
return MCIERR_HARDWARE;
#endif
}
/**************************************************************************
* CDAUDIO_mciSet [internal]
*/
static DWORD CDAUDIO_mciSet(UINT wDevID, DWORD dwFlags, LPMCI_SET_PARMS lpParms)
{
#if defined(linux) || defined(__FreeBSD__)
dprintf_cdaudio(stddeb,"CDAUDIO_mciSet(%u, %08lX, %p);\n",
wDevID, dwFlags, lpParms);
if (lpParms == NULL) return MCIERR_INTERNAL;
/*
printf("CDAUDIO_mciSet // dwTimeFormat=%08lX\n", lpParms->dwTimeFormat);
printf("CDAUDIO_mciSet // dwAudio=%08lX\n", lpParms->dwAudio);
*/
if (dwFlags & MCI_SET_TIME_FORMAT) {
switch (lpParms->dwTimeFormat) {
case MCI_FORMAT_MILLISECONDS:
dprintf_cdaudio(stddeb,
"CDAUDIO_mciSet // MCI_FORMAT_MILLISECONDS !\n");
break;
case MCI_FORMAT_MSF:
dprintf_cdaudio(stddeb,"CDAUDIO_mciSet // MCI_FORMAT_MSF !\n");
break;
case MCI_FORMAT_TMSF:
dprintf_cdaudio(stddeb,"CDAUDIO_mciSet // MCI_FORMAT_TMSF !\n");
break;
default:
dprintf_cdaudio(stddeb,"CDAUDIO_mciSet // bad time format !\n");
return MCIERR_BAD_TIME_FORMAT;
}
CDADev[wDevID].dwTimeFormat = lpParms->dwTimeFormat;
}
if (dwFlags & MCI_SET_DOOR_OPEN) {
dprintf_cdaudio(stddeb,
"CDAUDIO_mciSet // MCI_SET_DOOR_OPEN !\n");
#ifdef __FreeBSD__
if (ioctl(CDADev[wDevID].unixdev, CDIOCALLOW)) return MCIERR_HARDWARE;
if (ioctl(CDADev[wDevID].unixdev, CDIOCEJECT)) return MCIERR_HARDWARE;
if (ioctl(CDADev[wDevID].unixdev, CDIOCPREVENT)) return MCIERR_HARDWARE;
#elif linux
if (ioctl(CDADev[wDevID].unixdev, CDROMEJECT)) return MCIERR_HARDWARE;
#endif
CDADev[wDevID].nTracks = 0;
}
if (dwFlags & MCI_SET_DOOR_CLOSED) {
dprintf_cdaudio(stddeb,
"CDAUDIO_mciSet // MCI_SET_DOOR_CLOSED !\n");
#ifdef __FreeBSD__
if (ioctl(CDADev[wDevID].unixdev, CDIOCALLOW)) return MCIERR_HARDWARE;
if (ioctl(CDADev[wDevID].unixdev, CDIOCCLOSE)) return MCIERR_HARDWARE;
if (ioctl(CDADev[wDevID].unixdev, CDIOCPREVENT)) return MCIERR_HARDWARE;
#elif linux
if (ioctl(CDADev[wDevID].unixdev, CDROMEJECT)) return MCIERR_HARDWARE;
/* XXX should it be ",1" ??? */
#endif
CDADev[wDevID].nTracks = 0;
}
if (dwFlags & MCI_SET_VIDEO) return MCIERR_UNSUPPORTED_FUNCTION;
if (dwFlags & MCI_SET_ON) return MCIERR_UNSUPPORTED_FUNCTION;
if (dwFlags & MCI_SET_OFF) return MCIERR_UNSUPPORTED_FUNCTION;
if (dwFlags & MCI_NOTIFY) {
dprintf_cdaudio(stddeb,
"CDAUDIO_mciSet // MCI_NOTIFY_SUCCESSFUL %08lX !\n",
lpParms->dwCallback);
mciDriverNotify((HWND)LOWORD(lpParms->dwCallback),
CDADev[wDevID].wNotifyDeviceID, MCI_NOTIFY_SUCCESSFUL);
}
return 0;
#else
return MCIERR_HARDWARE;
#endif
}
/**************************************************************************
* CDAUDIO_DriverProc [sample driver]
*/
LONG CDAUDIO_DriverProc(DWORD dwDevID, HDRVR16 hDriv, WORD wMsg,
DWORD dwParam1, DWORD dwParam2)
{
#if defined(linux) || defined(__FreeBSD__)
switch(wMsg) {
case DRV_LOAD:
return 1;
case DRV_FREE:
return 1;
case DRV_OPEN:
case MCI_OPEN_DRIVER:
case MCI_OPEN:
return CDAUDIO_mciOpen(dwDevID, dwParam1, (LPMCI_OPEN_PARMS)PTR_SEG_TO_LIN(dwParam2));
case DRV_CLOSE:
case MCI_CLOSE_DRIVER:
case MCI_CLOSE:
return CDAUDIO_mciClose(dwDevID, dwParam1, (LPMCI_GENERIC_PARMS)PTR_SEG_TO_LIN(dwParam2));
case DRV_ENABLE:
return 1;
case DRV_DISABLE:
return 1;
case DRV_QUERYCONFIGURE:
return 1;
case DRV_CONFIGURE:
MessageBox16((HWND)NULL, "Sample MultiMedia Linux Driver !",
"MMLinux Driver", MB_OK);
return 1;
case DRV_INSTALL:
return DRVCNF_RESTART;
case DRV_REMOVE:
return DRVCNF_RESTART;
case MCI_GETDEVCAPS:
return CDAUDIO_mciGetDevCaps(dwDevID, dwParam1,
(LPMCI_GETDEVCAPS_PARMS)PTR_SEG_TO_LIN(dwParam2));
case MCI_INFO:
return CDAUDIO_mciInfo(dwDevID, dwParam1,
(LPMCI_INFO_PARMS)PTR_SEG_TO_LIN(dwParam2));
case MCI_STATUS:
return CDAUDIO_mciStatus(dwDevID, dwParam1,
(LPMCI_STATUS_PARMS)PTR_SEG_TO_LIN(dwParam2));
case MCI_SET:
return CDAUDIO_mciSet(dwDevID, dwParam1,
(LPMCI_SET_PARMS)PTR_SEG_TO_LIN(dwParam2));
case MCI_PLAY:
return CDAUDIO_mciPlay(dwDevID, dwParam1,
(LPMCI_PLAY_PARMS)PTR_SEG_TO_LIN(dwParam2));
case MCI_STOP:
return CDAUDIO_mciStop(dwDevID, dwParam1,
(LPMCI_GENERIC_PARMS)PTR_SEG_TO_LIN(dwParam2));
case MCI_PAUSE:
return CDAUDIO_mciPause(dwDevID, dwParam1,
(LPMCI_GENERIC_PARMS)PTR_SEG_TO_LIN(dwParam2));
case MCI_RESUME:
return CDAUDIO_mciResume(dwDevID, dwParam1,
(LPMCI_GENERIC_PARMS)PTR_SEG_TO_LIN(dwParam2));
case MCI_SEEK:
return CDAUDIO_mciSeek(dwDevID, dwParam1,
(LPMCI_SEEK_PARMS)PTR_SEG_TO_LIN(dwParam2));
case MCI_SET_DOOR_OPEN:
dprintf_cdaudio(stddeb,
"CDAUDIO_DriverProc // MCI_SET_DOOR_OPEN !\n");
#ifdef __FreeBSD__
if (ioctl(CDADev[dwDevID].unixdev, CDIOCALLOW)) return MCIERR_HARDWARE;
if (ioctl(CDADev[dwDevID].unixdev, CDIOCEJECT)) return MCIERR_HARDWARE;
if (ioctl(CDADev[dwDevID].unixdev, CDIOCPREVENT)) return MCIERR_HARDWARE;
#elif linux
if (ioctl(CDADev[dwDevID].unixdev, CDROMEJECT)) return MCIERR_HARDWARE;
#endif
CDADev[dwDevID].nTracks = 0;
return 0;
case MCI_SET_DOOR_CLOSED:
dprintf_cdaudio(stddeb,"CDAUDIO_DriverProc // MCI_SET_DOOR_CLOSED !\n");
#ifdef __FreeBSD__
if (ioctl(CDADev[dwDevID].unixdev, CDIOCALLOW)) return MCIERR_HARDWARE;
if (ioctl(CDADev[dwDevID].unixdev, CDIOCCLOSE)) return MCIERR_HARDWARE;
if (ioctl(CDADev[dwDevID].unixdev, CDIOCPREVENT)) return MCIERR_HARDWARE;
#elif linux
if (ioctl(CDADev[dwDevID].unixdev, CDROMEJECT, 1)) return MCIERR_HARDWARE;
#endif
CDADev[dwDevID].nTracks = 0;
return 0;
default:
return DefDriverProc(dwDevID, hDriv, wMsg, dwParam1, dwParam2);
}
#else
return MCIERR_HARDWARE;
#endif
}
/*-----------------------------------------------------------------------*/
#endif /* #ifdef BUILTIN_MMSYSTEM */