Sweden-Number/multimedia/midi.c

1432 lines
43 KiB
C

/*
* Sample MIDI Wine Driver for Linux
*
* Copyright 1994 Martin Ayotte
*/
#include <stdio.h>
#include <errno.h>
#include <string.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <fcntl.h>
#include <sys/ioctl.h>
#include "windows.h"
#include "ldt.h"
#include "user.h"
#include "driver.h"
#include "mmsystem.h"
#include "xmalloc.h"
#include "stddebug.h"
#include "debug.h"
#ifdef linux
#include <linux/soundcard.h>
#elif __FreeBSD__
#include <machine/soundcard.h>
#include <sys/errno.h>
#endif
#if defined(linux) || defined(__FreeBSD__)
#define MIDI_DEV "/dev/sequencer"
#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_MIDIINDRV (1)
#define MAX_MIDIOUTDRV (1)
#define MAX_MCIMIDIDRV (1)
typedef struct {
int unixdev;
int state;
DWORD bufsize;
MIDIOPENDESC midiDesc;
WORD wFlags;
LPMIDIHDR lpQueueHdr;
DWORD dwTotalPlayed;
} LINUX_MIDIIN;
typedef struct {
int unixdev;
int state;
DWORD bufsize;
MIDIOPENDESC midiDesc;
WORD wFlags;
LPMIDIHDR lpQueueHdr;
DWORD dwTotalPlayed;
} LINUX_MIDIOUT;
typedef struct {
int nUseCount; /* Incremented for each shared open */
BOOL16 fShareable; /* TRUE if first open was shareable */
WORD wNotifyDeviceID; /* MCI device ID with a pending notification */
HANDLE16 hCallback; /* Callback handle for pending notification */
HMMIO16 hFile; /* mmio file handle open as Element */
DWORD dwBeginData;
DWORD dwTotalLen;
WORD wFormat;
WORD nTracks;
WORD nTempo;
MCI_OPEN_PARMS openParms;
/* MIDIHDR MidiHdr; */
HLOCAL16 hMidiHdr;
WORD dwStatus;
} LINUX_MCIMIDI;
static LINUX_MIDIIN MidiInDev[MAX_MIDIINDRV];
static LINUX_MIDIOUT MidiOutDev[MAX_MIDIOUTDRV];
static LINUX_MCIMIDI MCIMidiDev[MAX_MCIMIDIDRV];
#endif
/**************************************************************************
* MIDI_NotifyClient [internal]
*/
static DWORD MIDI_NotifyClient(UINT16 wDevID, WORD wMsg,
DWORD dwParam1, DWORD dwParam2)
{
dprintf_midi(stddeb,"MIDI_NotifyClient // wDevID = %04X wMsg = %d dwParm1 = %04lX dwParam2 = %04lX\n",wDevID, wMsg, dwParam1, dwParam2);
#if defined(linux) || defined(__FreeBSD__)
switch (wMsg) {
case MOM_OPEN:
case MOM_CLOSE:
case MOM_DONE:
if (wDevID > MAX_MIDIOUTDRV) return MCIERR_INTERNAL;
if (MidiOutDev[wDevID].wFlags != DCB_NULL && !DriverCallback(
MidiOutDev[wDevID].midiDesc.dwCallback,
MidiOutDev[wDevID].wFlags,
MidiOutDev[wDevID].midiDesc.hMidi,
wMsg,
MidiOutDev[wDevID].midiDesc.dwInstance,
dwParam1,
dwParam2)) {
dprintf_midi(stddeb,"MIDI_NotifyClient // can't notify client !\n");
return MMSYSERR_NOERROR;
}
break;
case MIM_OPEN:
case MIM_CLOSE:
if (wDevID > MAX_MIDIINDRV) return MCIERR_INTERNAL;
if (MidiInDev[wDevID].wFlags != DCB_NULL && !DriverCallback(
MidiInDev[wDevID].midiDesc.dwCallback, MidiInDev[wDevID].wFlags,
MidiInDev[wDevID].midiDesc.hMidi, wMsg,
MidiInDev[wDevID].midiDesc.dwInstance, dwParam1, dwParam2)) {
dprintf_mciwave(stddeb,"MIDI_NotifyClient // can't notify client !\n");
return MMSYSERR_NOERROR;
}
break;
}
return 0;
#else
return MMSYSERR_NOTENABLED;
#endif
}
/**************************************************************************
* MIDI_ReadByte [internal]
*/
static DWORD MIDI_ReadByte(UINT16 wDevID, BYTE *lpbyt)
{
#if defined(linux) || defined(__FreeBSD__)
if (lpbyt != NULL) {
if (mmioRead(MCIMidiDev[wDevID].hFile, (HPSTR)lpbyt,
(long) sizeof(BYTE)) == (long) sizeof(BYTE)) {
return 0;
}
}
dprintf_midi(stddeb, "MIDI_ReadByte // error reading wDevID=%04X\n", wDevID);
return MCIERR_INTERNAL;
#else
return MMSYSERR_NOTENABLED;
#endif
}
/**************************************************************************
* MIDI_ReadWord [internal]
*/
static DWORD MIDI_ReadWord(UINT16 wDevID, LPWORD lpw)
{
BYTE hibyte, lobyte;
if (lpw != NULL) {
if (MIDI_ReadByte(wDevID, &hibyte) == 0) {
if (MIDI_ReadByte(wDevID, &lobyte) == 0) {
*lpw = ((WORD)hibyte << 8) + lobyte;
return 0;
}
}
}
dprintf_midi(stddeb, "MIDI_ReadWord // error reading wDevID=%04X\n", wDevID);
return MCIERR_INTERNAL;
}
/**************************************************************************
* MIDI_ReadLong [internal]
*/
static DWORD MIDI_ReadLong(UINT16 wDevID, LPDWORD lpdw)
{
WORD hiword, loword;
if (lpdw != NULL) {
if (MIDI_ReadWord(wDevID, &hiword) == 0) {
if (MIDI_ReadWord(wDevID, &loword) == 0) {
*lpdw = MAKELONG(loword, hiword);
return 0;
}
}
}
dprintf_midi(stddeb, "MIDI_ReadLong // error reading wDevID=%04X\n", wDevID);
return MCIERR_INTERNAL;
}
/**************************************************************************
* MIDI_ReadVaryLen [internal]
*/
static DWORD MIDI_ReadVaryLen(UINT16 wDevID, LPDWORD lpdw)
{
BYTE byte;
DWORD value;
if (lpdw == NULL) return MCIERR_INTERNAL;
if (MIDI_ReadByte(wDevID, &byte) != 0) {
dprintf_midi(stddeb, "MIDI_ReadVaryLen // error reading wDevID=%04X\n", wDevID);
return MCIERR_INTERNAL;
}
value = (DWORD)(byte & 0x7F);
while (byte & 0x80) {
if (MIDI_ReadByte(wDevID, &byte) != 0) {
dprintf_midi(stddeb, "MIDI_ReadVaryLen // error reading wDevID=%04X\n", wDevID);
return MCIERR_INTERNAL;
}
value = (value << 7) + (byte & 0x7F);
}
*lpdw = value;
/*
dprintf_midi(stddeb, "MIDI_ReadVaryLen // val=%08lX \n", value);
*/
return 0;
}
/**************************************************************************
* MIDI_ReadMThd [internal]
*/
static DWORD MIDI_ReadMThd(UINT16 wDevID, DWORD dwOffset)
{
#if defined(linux) || defined(__FreeBSD__)
DWORD toberead;
FOURCC fourcc;
dprintf_midi(stddeb, "MIDI_ReadMThd(%04X, %08lX);\n", wDevID, dwOffset);
if (mmioSeek(MCIMidiDev[wDevID].hFile, dwOffset, SEEK_SET) != dwOffset) {
dprintf_midi(stddeb, "MIDI_ReadMThd // can't seek at %08lX begin of 'MThd' \n", dwOffset);
return MCIERR_INTERNAL;
}
if (mmioRead(MCIMidiDev[wDevID].hFile, (HPSTR)&fourcc,
(long) sizeof(FOURCC)) != (long) sizeof(FOURCC)) {
return MCIERR_INTERNAL;
}
if (MIDI_ReadLong(wDevID, &toberead) != 0) {
return MCIERR_INTERNAL;
}
if (MIDI_ReadWord(wDevID, &MCIMidiDev[wDevID].wFormat) != 0) {
return MCIERR_INTERNAL;
}
if (MIDI_ReadWord(wDevID, &MCIMidiDev[wDevID].nTracks) != 0) {
return MCIERR_INTERNAL;
}
if (MIDI_ReadWord(wDevID, &MCIMidiDev[wDevID].nTempo) != 0) {
return MCIERR_INTERNAL;
}
dprintf_midi(stddeb, "MIDI_ReadMThd // toberead=%08lX, wFormat=%04X nTracks=%04X nTempo=%04X\n",
toberead, MCIMidiDev[wDevID].wFormat,
MCIMidiDev[wDevID].nTracks,
MCIMidiDev[wDevID].nTempo);
toberead -= 3 * sizeof(WORD);
/*
ntrks = read16bit ();
Mf_division = division = read16bit ();
*/
return 0;
#else
return MMSYSERR_NOTENABLED;
#endif
}
static DWORD MIDI_ReadMTrk(UINT16 wDevID, DWORD dwOffset)
{
#if defined(linux) || defined(__FreeBSD__)
DWORD toberead;
FOURCC fourcc;
if (mmioSeek(MCIMidiDev[wDevID].hFile, dwOffset, SEEK_SET) != dwOffset) {
dprintf_midi(stddeb, "MIDI_ReadMTrk // can't seek at %08lX begin of 'MThd' \n", dwOffset);
}
if (mmioRead(MCIMidiDev[wDevID].hFile, (HPSTR)&fourcc,
(long) sizeof(FOURCC)) != (long) sizeof(FOURCC)) {
return MCIERR_INTERNAL;
}
if (MIDI_ReadLong(wDevID, &toberead) != 0) {
return MCIERR_INTERNAL;
}
dprintf_midi(stddeb, "MIDI_ReadMTrk // toberead=%08lX\n", toberead);
toberead -= 3 * sizeof(WORD);
MCIMidiDev[wDevID].dwTotalLen = toberead;
return 0;
#else
return MMSYSERR_NOTENABLED;
#endif
}
/**************************************************************************
* MIDI_mciOpen [internal]
*/
static DWORD MIDI_mciOpen(UINT16 wDevID, DWORD dwFlags, LPMCI_OPEN_PARMS lpParms)
{
#if defined(linux) || defined(__FreeBSD__)
MIDIOPENDESC MidiDesc;
DWORD dwRet;
DWORD dwOffset;
LPSTR lpstrElementName;
char str[128];
dprintf_midi(stddeb, "MIDI_mciOpen(%08lX, %p)\n", dwFlags, lpParms);
if (lpParms == NULL) return MCIERR_INTERNAL;
if (MCIMidiDev[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 (MCIMidiDev[wDevID].fShareable && (dwFlags & MCI_OPEN_SHAREABLE))
++MCIMidiDev[wDevID].nUseCount;
else
return MCIERR_MUST_USE_SHAREABLE;
}
else {
MCIMidiDev[wDevID].nUseCount = 1;
MCIMidiDev[wDevID].fShareable = dwFlags & MCI_OPEN_SHAREABLE;
MCIMidiDev[wDevID].hMidiHdr = USER_HEAP_ALLOC(sizeof(MIDIHDR));
}
dprintf_midi(stddeb, "MIDI_mciOpen // wDevID=%04X\n", wDevID);
/* lpParms->wDeviceID = wDevID;*/
dprintf_midi(stddeb, "MIDI_mciOpen // lpParms->wDevID=%04X\n", lpParms->wDeviceID);
dprintf_midi(stddeb, "MIDI_mciOpen // before OPEN_ELEMENT\n");
if (dwFlags & MCI_OPEN_ELEMENT) {
lpstrElementName = (LPSTR)PTR_SEG_TO_LIN(lpParms->lpstrElementName);
dprintf_midi(stddeb, "MIDI_mciOpen // MCI_OPEN_ELEMENT '%s' !\n", lpstrElementName);
if (strlen(lpstrElementName) > 0) {
strcpy(str, lpstrElementName);
CharUpper32A(str);
MCIMidiDev[wDevID].hFile = mmioOpen(str, NULL,
MMIO_ALLOCBUF | MMIO_READWRITE | MMIO_EXCLUSIVE);
if (MCIMidiDev[wDevID].hFile == 0) {
dprintf_midi(stddeb, "MIDI_mciOpen // can't find file='%s' !\n", str);
return MCIERR_FILE_NOT_FOUND;
}
}
else
MCIMidiDev[wDevID].hFile = 0;
}
dprintf_midi(stddeb, "MIDI_mciOpen // hFile=%u\n", MCIMidiDev[wDevID].hFile);
memcpy(&MCIMidiDev[wDevID].openParms, lpParms, sizeof(MCI_OPEN_PARMS));
MCIMidiDev[wDevID].wNotifyDeviceID = lpParms->wDeviceID;
MCIMidiDev[wDevID].dwStatus = MCI_MODE_STOP;
MCIMidiDev[wDevID].dwBeginData = 0;
MCIMidiDev[wDevID].dwTotalLen = 0;
MidiDesc.hMidi = 0;
if (MCIMidiDev[wDevID].hFile != 0) {
MMCKINFO ckMainRIFF;
if (mmioDescend(MCIMidiDev[wDevID].hFile, &ckMainRIFF, NULL, 0) != 0) {
return MCIERR_INTERNAL;
}
dprintf_midi(stddeb,"MIDI_mciOpen // ParentChunk ckid=%.4s fccType=%.4s cksize=%08lX \n",
(LPSTR)&ckMainRIFF.ckid, (LPSTR)&ckMainRIFF.fccType,
ckMainRIFF.cksize);
dwOffset = 0;
if (ckMainRIFF.ckid == mmioFOURCC('R', 'M', 'I', 'D')) {
dprintf_midi(stddeb, "MIDI_mciOpen // is a 'RMID' file \n");
dwOffset = ckMainRIFF.dwDataOffset;
}
if (ckMainRIFF.ckid != mmioFOURCC('M', 'T', 'h', 'd')) {
dprintf_midi(stddeb, "MIDI_mciOpen // unknown format !\n");
return MCIERR_INTERNAL;
}
if (MIDI_ReadMThd(wDevID, dwOffset) != 0) {
dprintf_midi(stddeb, "MIDI_mciOpen // can't read 'MThd' header \n");
return MCIERR_INTERNAL;
}
dwOffset = mmioSeek(MCIMidiDev[wDevID].hFile, 0, SEEK_CUR);
if (MIDI_ReadMTrk(wDevID, dwOffset) != 0) {
dprintf_midi(stddeb, "MIDI_mciOpen // can't read 'MTrk' header \n");
return MCIERR_INTERNAL;
}
dwOffset = mmioSeek(MCIMidiDev[wDevID].hFile, 0, SEEK_CUR);
MCIMidiDev[wDevID].dwBeginData = dwOffset;
dprintf_midi(stddeb, "MIDI_mciOpen // Chunk Found ckid=%.4s fccType=%.4s cksize=%08lX \n",
(LPSTR)&ckMainRIFF.ckid, (LPSTR)&ckMainRIFF.fccType,
ckMainRIFF.cksize);
}
dwRet = modMessage(wDevID, MODM_OPEN, 0, (DWORD)&MidiDesc, CALLBACK_NULL);
/* dwRet = midMessage(wDevID, MIDM_OPEN, 0, (DWORD)&MidiDesc, CALLBACK_NULL);*/
return 0;
#else
return MMSYSERR_NOTENABLED;
#endif
}
/**************************************************************************
* MIDI_mciStop [internal]
*/
static DWORD MIDI_mciStop(UINT16 wDevID, DWORD dwFlags, LPMCI_GENERIC_PARMS lpParms)
{
#if defined(linux) || defined(__FreeBSD__)
dprintf_midi(stddeb, "MIDI_mciStop(%04X, %08lX, %p);\n", wDevID, dwFlags, lpParms);
if (lpParms == NULL) return MCIERR_INTERNAL;
MCIMidiDev[wDevID].dwStatus = MCI_MODE_STOP;
dprintf_midi(stddeb, "MIDI_mciStop // MCIMidiDev[wDevID].dwStatus=%p %d\n",
&MCIMidiDev[wDevID].dwStatus, MCIMidiDev[wDevID].dwStatus);
return 0;
#else
return MCIERR_INTERNAL;
#endif
}
/**************************************************************************
* MIDI_mciClose [internal]
*/
static DWORD MIDI_mciClose(UINT16 wDevID, DWORD dwParam, LPMCI_GENERIC_PARMS lpParms)
{
#if defined(linux) || defined(__FreeBSD__)
DWORD dwRet;
dprintf_midi(stddeb, "MIDI_mciClose(%04X, %08lX, %p);\n", wDevID, dwParam, lpParms);
if (MCIMidiDev[wDevID].dwStatus != MCI_MODE_STOP) {
MIDI_mciStop(wDevID, MCI_WAIT, lpParms);
}
MCIMidiDev[wDevID].dwStatus = MCI_MODE_STOP;
MCIMidiDev[wDevID].nUseCount--;
if (MCIMidiDev[wDevID].nUseCount == 0) {
if (MCIMidiDev[wDevID].hFile != 0) {
mmioClose(MCIMidiDev[wDevID].hFile, 0);
MCIMidiDev[wDevID].hFile = 0;
dprintf_midi(stddeb, "MIDI_mciClose // hFile closed !\n");
}
USER_HEAP_FREE(MCIMidiDev[wDevID].hMidiHdr);
dwRet = modMessage(wDevID, MODM_CLOSE, 0, 0L, 0L);
if (dwRet != MMSYSERR_NOERROR) return MCIERR_INTERNAL;
/*
dwRet = midMessage(wDevID, MIDM_CLOSE, 0, 0L, 0L);
if (dwRet != MMSYSERR_NOERROR) return MCIERR_INTERNAL;
*/
}
return 0;
#else
return 0;
#endif
}
/**************************************************************************
* MIDI_mciPlay [internal]
*/
static DWORD MIDI_mciPlay(UINT16 wDevID, DWORD dwFlags, LPMCI_PLAY_PARMS lpParms)
{
#if defined(linux) || defined(__FreeBSD__)
int count;
int start, end;
LPMIDIHDR lpMidiHdr;
DWORD lp16MidiHdr;
DWORD dwData;
LPWORD ptr;
DWORD dwRet;
dprintf_midi(stddeb, "MIDI_mciPlay(%04X, %08lX, %p);\n", wDevID, dwFlags, lpParms);
if (MCIMidiDev[wDevID].hFile == 0) {
dprintf_midi(stddeb, "MIDI_mciPlay // can't find file='%08lx' !\n",
MCIMidiDev[wDevID].openParms.lpstrElementName);
return MCIERR_FILE_NOT_FOUND;
}
start = 1; end = 99999;
if (dwFlags & MCI_FROM) {
start = lpParms->dwFrom;
dprintf_midi(stddeb, "MIDI_mciPlay // MCI_FROM=%d \n", start);
}
if (dwFlags & MCI_TO) {
end = lpParms->dwTo;
dprintf_midi(stddeb, "MIDI_mciPlay // MCI_TO=%d \n", end);
}
#if 0
if (dwFlags & MCI_NOTIFY) {
dprintf_midi(stddeb, "MIDI_mciPlay // MCI_NOTIFY %08lX !\n", lpParms->dwCallback);
switch(fork()) {
case -1:
dprintf_midi(stddeb, "MIDI_mciPlay // Can't 'fork' process !\n");
break;
case 0:
dprintf_midi(stddeb, "MIDI_mciPlay // process started ! play in background ...\n");
break;
default:
dprintf_midi(stddeb, "MIDI_mciPlay // process started ! return to caller...\n");
return 0;
}
}
#endif
lpMidiHdr = USER_HEAP_LIN_ADDR(MCIMidiDev[wDevID].hMidiHdr);
lp16MidiHdr = USER_HEAP_SEG_ADDR(MCIMidiDev[wDevID].hMidiHdr);
lpMidiHdr->lpData = (LPSTR) malloc(1200);
if (lpMidiHdr->lpData == NULL) return MCIERR_INTERNAL;
lpMidiHdr->dwBufferLength = 1024;
lpMidiHdr->dwUser = 0L;
lpMidiHdr->dwFlags = 0L;
dwRet = modMessage(wDevID, MODM_PREPARE, 0, (DWORD)lp16MidiHdr, sizeof(MIDIHDR));
/* dprintf_midi(stddeb, "MIDI_mciPlay // after MODM_PREPARE \n"); */
MCIMidiDev[wDevID].dwStatus = MCI_MODE_PLAY;
while(MCIMidiDev[wDevID].dwStatus != MCI_MODE_STOP) {
dprintf_midi(stddeb, "MIDI_mciPlay // MCIMidiDev[wDevID].dwStatus=%p %d\n",
&MCIMidiDev[wDevID].dwStatus, MCIMidiDev[wDevID].dwStatus);
ptr = (LPWORD)lpMidiHdr->lpData;
for (count = 0; count < lpMidiHdr->dwBufferLength; count++) {
if (MIDI_ReadVaryLen(wDevID, &dwData) != 0) break;
*ptr = LOWORD(dwData);
}
/*
count = mmioRead(MCIMidiDev[wDevID].hFile, lpMidiHdr->lpData, lpMidiHdr->dwBufferLength);
*/
dprintf_midi(stddeb, "MIDI_mciPlay // after read count = %d\n",count);
if (count < 1) break;
lpMidiHdr->dwBytesRecorded = count;
dprintf_midi(stddeb, "MIDI_mciPlay // before MODM_LONGDATA lpMidiHdr=%p dwBytesRecorded=%lu\n",
lpMidiHdr, lpMidiHdr->dwBytesRecorded);
dwRet = modMessage(wDevID, MODM_LONGDATA, 0, (DWORD)lp16MidiHdr, sizeof(MIDIHDR));
if (dwRet != MMSYSERR_NOERROR) {
switch (dwRet) {
case MMSYSERR_NOTENABLED:
return MCIERR_DEVICE_NOT_READY;
case MIDIERR_NODEVICE:
return MCIERR_INVALID_DEVICE_ID;
case MIDIERR_UNPREPARED:
return MCIERR_DRIVER_INTERNAL;
case MIDIERR_STILLPLAYING:
return MCIERR_SEQ_PORT_INUSE;
case MMSYSERR_INVALPARAM:
return MCIERR_CANNOT_LOAD_DRIVER;
default:
return MCIERR_DRIVER;
}
}
}
dwRet = modMessage(wDevID, MODM_UNPREPARE, 0, (DWORD)lp16MidiHdr, sizeof(MIDIHDR));
if (lpMidiHdr->lpData != NULL) {
free(lpMidiHdr->lpData);
lpMidiHdr->lpData = NULL;
}
MCIMidiDev[wDevID].dwStatus = MCI_MODE_STOP;
if (dwFlags & MCI_NOTIFY) {
dprintf_midi(stddeb, "MIDI_mciPlay // MCI_NOTIFY_SUCCESSFUL %08lX !\n", lpParms->dwCallback);
mciDriverNotify((HWND16)LOWORD(lpParms->dwCallback),
MCIMidiDev[wDevID].wNotifyDeviceID, MCI_NOTIFY_SUCCESSFUL);
#if 0
exit(1);
#endif
}
return 0;
#else
return MMSYSERR_NOTENABLED;
#endif
}
/**************************************************************************
* MIDI_mciRecord [internal]
*/
static DWORD MIDI_mciRecord(UINT16 wDevID, DWORD dwFlags, LPMCI_RECORD_PARMS lpParms)
{
#if defined(linux) || defined(__FreeBSD__)
int start, end;
LPMIDIHDR lpMidiHdr;
DWORD dwRet;
dprintf_midi(stddeb, "MIDI_mciRecord(%04X, %08lX, %p);\n", wDevID, dwFlags, lpParms);
if (MCIMidiDev[wDevID].hFile == 0) {
dprintf_midi(stddeb, "MIDI_mciRecord // can't find file='%08lx' !\n",
MCIMidiDev[wDevID].openParms.lpstrElementName);
return MCIERR_FILE_NOT_FOUND;
}
start = 1; end = 99999;
if (dwFlags & MCI_FROM) {
start = lpParms->dwFrom;
dprintf_midi(stddeb, "MIDI_mciRecord // MCI_FROM=%d \n", start);
}
if (dwFlags & MCI_TO) {
end = lpParms->dwTo;
dprintf_midi(stddeb, "MIDI_mciRecord // MCI_TO=%d \n", end);
}
lpMidiHdr = USER_HEAP_LIN_ADDR(MCIMidiDev[wDevID].hMidiHdr);
lpMidiHdr->lpData = (LPSTR) xmalloc(1200);
lpMidiHdr->dwBufferLength = 1024;
lpMidiHdr->dwUser = 0L;
lpMidiHdr->dwFlags = 0L;
dwRet = midMessage(wDevID, MIDM_PREPARE, 0, (DWORD)lpMidiHdr, sizeof(MIDIHDR));
dprintf_midi(stddeb, "MIDI_mciRecord // after MIDM_PREPARE \n");
MCIMidiDev[wDevID].dwStatus = MCI_MODE_RECORD;
while(MCIMidiDev[wDevID].dwStatus != MCI_MODE_STOP) {
dprintf_midi(stddeb, "MIDI_mciRecord // MCIMidiDev[wDevID].dwStatus=%p %d\n",
&MCIMidiDev[wDevID].dwStatus, MCIMidiDev[wDevID].dwStatus);
lpMidiHdr->dwBytesRecorded = 0;
dwRet = midMessage(wDevID, MIDM_START, 0, 0L, 0L);
dprintf_midi(stddeb, "MIDI_mciRecord // after MIDM_START lpMidiHdr=%p dwBytesRecorded=%lu\n",
lpMidiHdr, lpMidiHdr->dwBytesRecorded);
if (lpMidiHdr->dwBytesRecorded == 0) break;
}
dprintf_midi(stddeb, "MIDI_mciRecord // before MIDM_UNPREPARE \n");
dwRet = midMessage(wDevID, MIDM_UNPREPARE, 0, (DWORD)lpMidiHdr, sizeof(MIDIHDR));
dprintf_midi(stddeb, "MIDI_mciRecord // after MIDM_UNPREPARE \n");
if (lpMidiHdr->lpData != NULL) {
free(lpMidiHdr->lpData);
lpMidiHdr->lpData = NULL;
}
MCIMidiDev[wDevID].dwStatus = MCI_MODE_STOP;
if (dwFlags & MCI_NOTIFY) {
dprintf_midi(stddeb, "MIDI_mciRecord // MCI_NOTIFY_SUCCESSFUL %08lX !\n", lpParms->dwCallback);
mciDriverNotify((HWND16)LOWORD(lpParms->dwCallback),
MCIMidiDev[wDevID].wNotifyDeviceID, MCI_NOTIFY_SUCCESSFUL);
}
return 0;
#else
return MMSYSERR_NOTENABLED;
#endif
}
/**************************************************************************
* MIDI_mciPause [internal]
*/
static DWORD MIDI_mciPause(UINT16 wDevID, DWORD dwFlags, LPMCI_GENERIC_PARMS lpParms)
{
#if defined(linux) || defined(__FreeBSD__)
dprintf_midi(stddeb, "MIDI_mciPause(%04X, %08lX, %p);\n", wDevID, dwFlags, lpParms);
if (lpParms == NULL) return MCIERR_INTERNAL;
return 0;
#else
return MCIERR_INTERNAL;
#endif
}
/**************************************************************************
* MIDI_mciResume [internal]
*/
static DWORD MIDI_mciResume(UINT16 wDevID, DWORD dwFlags, LPMCI_GENERIC_PARMS lpParms)
{
#if defined(linux) || defined(__FreeBSD__)
dprintf_midi(stddeb, "MIDI_mciResume(%04X, %08lX, %p);\n", wDevID, dwFlags, lpParms);
if (lpParms == NULL) return MCIERR_INTERNAL;
return 0;
#else
return MCIERR_INTERNAL;
#endif
}
/**************************************************************************
* MIDI_mciSet [internal]
*/
static DWORD MIDI_mciSet(UINT16 wDevID, DWORD dwFlags, LPMCI_SET_PARMS lpParms)
{
#if defined(linux) || defined(__FreeBSD__)
dprintf_midi(stddeb, "MIDI_mciSet(%04X, %08lX, %p);\n", wDevID, dwFlags, lpParms);
if (lpParms == NULL) return MCIERR_INTERNAL;
dprintf_midi(stddeb, "MIDI_mciSet // dwTimeFormat=%08lX\n", lpParms->dwTimeFormat);
dprintf_midi(stddeb, "MIDI_mciSet // dwAudio=%08lX\n", lpParms->dwAudio);
if (dwFlags & MCI_SET_TIME_FORMAT) {
switch (lpParms->dwTimeFormat) {
case MCI_FORMAT_MILLISECONDS:
dprintf_midi(stddeb, "MIDI_mciSet // MCI_FORMAT_MILLISECONDS !\n");
break;
case MCI_FORMAT_BYTES:
dprintf_midi(stddeb, "MIDI_mciSet // MCI_FORMAT_BYTES !\n");
break;
case MCI_FORMAT_SAMPLES:
dprintf_midi(stddeb, "MIDI_mciSet // MCI_FORMAT_SAMPLES !\n");
break;
default:
dprintf_midi(stddeb, "MIDI_mciSet // bad time format !\n");
return MCIERR_BAD_TIME_FORMAT;
}
}
if (dwFlags & MCI_SET_VIDEO) return MCIERR_UNSUPPORTED_FUNCTION;
if (dwFlags & MCI_SET_DOOR_OPEN) return MCIERR_UNSUPPORTED_FUNCTION;
if (dwFlags & MCI_SET_DOOR_CLOSED) return MCIERR_UNSUPPORTED_FUNCTION;
if (dwFlags & MCI_SET_AUDIO) {
dprintf_midi(stddeb, "MIDI_mciSet // MCI_SET_AUDIO !\n");
}
if (dwFlags && MCI_SET_ON) {
dprintf_midi(stddeb, "MIDI_mciSet // MCI_SET_ON !\n");
if (dwFlags && MCI_SET_AUDIO_LEFT) {
dprintf_midi(stddeb, "MIDI_mciSet // MCI_SET_AUDIO_LEFT !\n");
}
if (dwFlags && MCI_SET_AUDIO_RIGHT) {
dprintf_midi(stddeb, "MIDI_mciSet // MCI_SET_AUDIO_RIGHT !\n");
}
}
if (dwFlags & MCI_SET_OFF) {
dprintf_midi(stddeb, "MIDI_mciSet // MCI_SET_OFF !\n");
}
if (dwFlags & MCI_SEQ_SET_MASTER) {
dprintf_midi(stddeb, "MIDI_mciSet // MCI_SEQ_SET_MASTER !\n");
}
if (dwFlags & MCI_SEQ_SET_SLAVE) {
dprintf_midi(stddeb, "MIDI_mciSet // MCI_SEQ_SET_SLAVE !\n");
}
if (dwFlags & MCI_SEQ_SET_OFFSET) {
dprintf_midi(stddeb, "MIDI_mciSet // MCI_SEQ_SET_OFFSET !\n");
}
if (dwFlags & MCI_SEQ_SET_PORT) {
dprintf_midi(stddeb, "MIDI_mciSet // MCI_SEQ_SET_PORT !\n");
}
if (dwFlags & MCI_SEQ_SET_TEMPO) {
dprintf_midi(stddeb, "MIDI_mciSet // MCI_SEQ_SET_TEMPO !\n");
}
return 0;
#else
return MCIERR_INTERNAL;
#endif
}
/**************************************************************************
* MIDI_mciStatus [internal]
*/
static DWORD MIDI_mciStatus(UINT16 wDevID, DWORD dwFlags, LPMCI_STATUS_PARMS lpParms)
{
#if defined(linux) || defined(__FreeBSD__)
dprintf_midi(stddeb, "MIDI_mciStatus(%04X, %08lX, %p);\n", wDevID, dwFlags, lpParms);
if (lpParms == NULL) return MCIERR_INTERNAL;
if (dwFlags & MCI_STATUS_ITEM) {
switch(lpParms->dwItem) {
case MCI_STATUS_CURRENT_TRACK:
lpParms->dwReturn = 1;
break;
case MCI_STATUS_LENGTH:
lpParms->dwReturn = 5555;
if (dwFlags & MCI_TRACK) {
lpParms->dwTrack = 1;
lpParms->dwReturn = 2222;
}
break;
case MCI_STATUS_MODE:
lpParms->dwReturn = MCI_MODE_STOP;
break;
case MCI_STATUS_MEDIA_PRESENT:
dprintf_midi(stddeb, "MIDI_mciStatus // MCI_STATUS_MEDIA_PRESENT !\n");
lpParms->dwReturn = TRUE;
break;
case MCI_STATUS_NUMBER_OF_TRACKS:
lpParms->dwReturn = 1;
break;
case MCI_STATUS_POSITION:
lpParms->dwReturn = 3333;
if (dwFlags & MCI_STATUS_START) {
lpParms->dwItem = 1;
}
if (dwFlags & MCI_TRACK) {
lpParms->dwTrack = 1;
lpParms->dwReturn = 777;
}
break;
case MCI_STATUS_READY:
dprintf_midi(stddeb, "MIDI_mciStatus // MCI_STATUS_READY !\n");
lpParms->dwReturn = TRUE;
break;
case MCI_STATUS_TIME_FORMAT:
dprintf_midi(stddeb, "MIDI_mciStatus // MCI_STATUS_TIME_FORMAT !\n");
lpParms->dwReturn = MCI_FORMAT_MILLISECONDS;
break;
case MCI_SEQ_STATUS_DIVTYPE:
dprintf_midi(stddeb, "MIDI_mciStatus // MCI_SEQ_STATUS_DIVTYPE !\n");
lpParms->dwReturn = 0;
break;
case MCI_SEQ_STATUS_MASTER:
dprintf_midi(stddeb, "MIDI_mciStatus // MCI_SEQ_STATUS_MASTER !\n");
lpParms->dwReturn = 0;
break;
case MCI_SEQ_STATUS_SLAVE:
dprintf_midi(stddeb, "MIDI_mciStatus // MCI_SEQ_STATUS_SLAVE !\n");
lpParms->dwReturn = 0;
break;
case MCI_SEQ_STATUS_OFFSET:
dprintf_midi(stddeb, "MIDI_mciStatus // MCI_SEQ_STATUS_OFFSET !\n");
lpParms->dwReturn = 0;
break;
case MCI_SEQ_STATUS_PORT:
dprintf_midi(stddeb, "MIDI_mciStatus // MCI_SEQ_STATUS_PORT !\n");
lpParms->dwReturn = 0;
break;
case MCI_SEQ_STATUS_TEMPO:
dprintf_midi(stddeb, "MIDI_mciStatus // MCI_SEQ_STATUS_TEMPO !\n");
lpParms->dwReturn = 0;
break;
default:
dprintf_midi(stddeb, "MIDI_mciStatus // unknowm command %08lX !\n", lpParms->dwItem);
return MCIERR_UNRECOGNIZED_COMMAND;
}
}
if (dwFlags & MCI_NOTIFY) {
dprintf_midi(stddeb, "MIDI_mciStatus // MCI_NOTIFY_SUCCESSFUL %08lX !\n", lpParms->dwCallback);
mciDriverNotify((HWND16)LOWORD(lpParms->dwCallback),
MCIMidiDev[wDevID].wNotifyDeviceID, MCI_NOTIFY_SUCCESSFUL);
}
return 0;
#else
return MCIERR_INTERNAL;
#endif
}
/**************************************************************************
* MIDI_mciGetDevCaps [internal]
*/
static DWORD MIDI_mciGetDevCaps(UINT16 wDevID, DWORD dwFlags,
LPMCI_GETDEVCAPS_PARMS lpParms)
{
#if defined(linux) || defined(__FreeBSD__)
dprintf_midi(stddeb, "MIDI_mciGetDevCaps(%04X, %08lX, %p);\n", wDevID, dwFlags, lpParms);
if (lpParms == NULL) return MCIERR_INTERNAL;
if (dwFlags & MCI_GETDEVCAPS_ITEM) {
switch(lpParms->dwItem) {
case MCI_GETDEVCAPS_CAN_RECORD:
lpParms->dwReturn = TRUE;
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_SEQUENCER;
break;
case MCI_GETDEVCAPS_USES_FILES:
lpParms->dwReturn = TRUE;
break;
case MCI_GETDEVCAPS_COMPOUND_DEVICE:
lpParms->dwReturn = TRUE;
break;
case MCI_GETDEVCAPS_CAN_EJECT:
lpParms->dwReturn = FALSE;
break;
case MCI_GETDEVCAPS_CAN_PLAY:
lpParms->dwReturn = TRUE;
break;
case MCI_GETDEVCAPS_CAN_SAVE:
lpParms->dwReturn = FALSE;
break;
default:
return MCIERR_UNRECOGNIZED_COMMAND;
}
}
return 0;
#else
return MCIERR_INTERNAL;
#endif
}
/**************************************************************************
* MIDI_mciInfo [internal]
*/
static DWORD MIDI_mciInfo(UINT16 wDevID, DWORD dwFlags, LPMCI_INFO_PARMS lpParms)
{
#if defined(linux) || defined(__FreeBSD__)
dprintf_midi(stddeb, "MIDI_mciInfo(%04X, %08lX, %p);\n", wDevID, dwFlags, lpParms);
if (lpParms == NULL) return MCIERR_INTERNAL;
lpParms->lpstrReturn = NULL;
switch(dwFlags) {
case MCI_INFO_PRODUCT:
lpParms->lpstrReturn = "Linux Sound System 0.5";
break;
case MCI_INFO_FILE:
lpParms->lpstrReturn = "FileName";
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
}
/*-----------------------------------------------------------------------*/
/**************************************************************************
* midGetDevCaps [internal]
*/
static DWORD midGetDevCaps(WORD wDevID, LPMIDIINCAPS lpCaps, DWORD dwSize)
{
dprintf_midi(stddeb, "midGetDevCaps(%04X, %p, %08lX);\n", wDevID, lpCaps, dwSize);
lpCaps->wMid = 0x00FF; /* Manufac ID */
lpCaps->wPid = 0x0001; /* Product ID */
lpCaps->vDriverVersion = 0x001; /* Product Version */
strcpy(lpCaps->szPname, "Linux MIDIIN Driver");
return MMSYSERR_NOERROR;
}
/**************************************************************************
* midOpen [internal]
*/
static DWORD midOpen(WORD wDevID, LPMIDIOPENDESC lpDesc, DWORD dwFlags)
{
#if defined(linux) || defined(__FreeBSD__)
int midi;
dprintf_midi(stddeb,
"midOpen(%04X, %p, %08lX);\n", wDevID, lpDesc, dwFlags);
if (lpDesc == NULL) {
dprintf_midi(stddeb,"Linux 'midOpen' // Invalid Parameter !\n");
return MMSYSERR_INVALPARAM;
}
if (wDevID >= MAX_MIDIINDRV) {
dprintf_midi(stddeb,"Linux 'midOpen' // MAX_MIDIINDRV reached !\n");
return MMSYSERR_ALLOCATED;
}
MidiInDev[wDevID].unixdev = 0;
midi = open (MIDI_DEV, O_RDONLY, 0);
if (midi == -1) {
dprintf_midi(stddeb,"Linux 'midOpen' // can't open !\n");
return MMSYSERR_NOTENABLED;
}
MidiInDev[wDevID].wFlags = HIWORD(dwFlags & CALLBACK_TYPEMASK);
switch(MidiInDev[wDevID].wFlags) {
case DCB_NULL:
dprintf_midi(stddeb,"Linux 'midOpen' // CALLBACK_NULL !\n");
break;
case DCB_WINDOW:
dprintf_midi(stddeb,
"Linux 'midOpen' // CALLBACK_WINDOW !\n");
break;
case DCB_TASK:
dprintf_midi(stddeb,
"Linux 'midOpen' // CALLBACK_TASK !\n");
break;
case DCB_FUNCTION:
dprintf_midi(stddeb,
"Linux 'midOpen' // CALLBACK_FUNCTION !\n");
break;
}
MidiInDev[wDevID].lpQueueHdr = NULL;
MidiInDev[wDevID].unixdev = midi;
MidiInDev[wDevID].dwTotalPlayed = 0;
MidiInDev[wDevID].bufsize = 0x3FFF;
if (MIDI_NotifyClient(wDevID, MIM_OPEN, 0L, 0L) != MMSYSERR_NOERROR) {
dprintf_midi(stddeb,"Linux 'midOpen' // can't notify client !\n");
return MMSYSERR_INVALPARAM;
}
return MMSYSERR_NOERROR;
#else
return MMSYSERR_NOTENABLED;
#endif
}
/**************************************************************************
* midClose [internal]
*/
static DWORD midClose(WORD wDevID)
{
#if defined(linux) || defined(__FreeBSD__)
dprintf_midi(stddeb, "midClose(%04X);\n", wDevID);
if (MidiInDev[wDevID].unixdev == 0) {
dprintf_midi(stddeb,"Linux 'midClose' // can't close !\n");
return MMSYSERR_NOTENABLED;
}
close(MidiInDev[wDevID].unixdev);
MidiInDev[wDevID].unixdev = 0;
MidiInDev[wDevID].bufsize = 0;
if (MIDI_NotifyClient(wDevID, MIM_CLOSE, 0L, 0L) != MMSYSERR_NOERROR) {
dprintf_midi(stddeb,"Linux 'midClose' // can't notify client !\n");
return MMSYSERR_INVALPARAM;
}
return MMSYSERR_NOERROR;
#else
return MMSYSERR_NOTENABLED;
#endif
}
/**************************************************************************
* midAddBuffer [internal]
*/
static DWORD midAddBuffer(WORD wDevID, LPMIDIHDR lpMidiHdr, DWORD dwSize)
{
dprintf_midi(stddeb, "midAddBuffer(%04X, %p, %08lX);\n", wDevID, lpMidiHdr, dwSize);
return MMSYSERR_NOTENABLED;
}
/**************************************************************************
* midPrepare [internal]
*/
static DWORD midPrepare(WORD wDevID, LPMIDIHDR lpMidiHdr, DWORD dwSize)
{
dprintf_midi(stddeb, "midPrepare(%04X, %p, %08lX);\n", wDevID, lpMidiHdr, dwSize);
return MMSYSERR_NOTENABLED;
}
/**************************************************************************
* midUnprepare [internal]
*/
static DWORD midUnprepare(WORD wDevID, LPMIDIHDR lpMidiHdr, DWORD dwSize)
{
dprintf_midi(stddeb, "midUnprepare(%04X, %p, %08lX);\n", wDevID, lpMidiHdr, dwSize);
return MMSYSERR_NOTENABLED;
}
/**************************************************************************
* midReset [internal]
*/
static DWORD midReset(WORD wDevID)
{
dprintf_midi(stddeb, "midReset(%04X);\n", wDevID);
return MMSYSERR_NOTENABLED;
}
/**************************************************************************
* midStart [internal]
*/
static DWORD midStart(WORD wDevID)
{
dprintf_midi(stddeb, "midStart(%04X);\n", wDevID);
return MMSYSERR_NOTENABLED;
}
/**************************************************************************
* midStop [internal]
*/
static DWORD midStop(WORD wDevID)
{
dprintf_midi(stddeb, "midStop(%04X);\n", wDevID);
return MMSYSERR_NOTENABLED;
}
/**************************************************************************
* midMessage [sample driver]
*/
DWORD midMessage(WORD wDevID, WORD wMsg, DWORD dwUser,
DWORD dwParam1, DWORD dwParam2)
{
dprintf_midi(stddeb, "midMessage(%04X, %04X, %08lX, %08lX, %08lX);\n",
wDevID, wMsg, dwUser, dwParam1, dwParam2);
switch(wMsg) {
case MIDM_OPEN:
return midOpen(wDevID, (LPMIDIOPENDESC)PTR_SEG_TO_LIN(dwParam1), dwParam2);
case MIDM_CLOSE:
return midClose(wDevID);
case MIDM_ADDBUFFER:
return midAddBuffer(wDevID, (LPMIDIHDR)PTR_SEG_TO_LIN(dwParam1), dwParam2);
case MIDM_PREPARE:
return midPrepare(wDevID, (LPMIDIHDR)PTR_SEG_TO_LIN(dwParam1), dwParam2);
case MIDM_UNPREPARE:
return midUnprepare(wDevID, (LPMIDIHDR)PTR_SEG_TO_LIN(dwParam1), dwParam2);
case MIDM_GETDEVCAPS:
return midGetDevCaps(wDevID, (LPMIDIINCAPS)PTR_SEG_TO_LIN(dwParam1), dwParam2);
case MIDM_GETNUMDEVS:
return 0;
case MIDM_RESET:
return midReset(wDevID);
case MIDM_START:
return midStart(wDevID);
case MIDM_STOP:
return midStop(wDevID);
}
return MMSYSERR_NOTSUPPORTED;
}
/*-----------------------------------------------------------------------*/
/**************************************************************************
* modGetDevCaps [internal]
*/
static DWORD modGetDevCaps(WORD wDevID, LPMIDIOUTCAPS lpCaps, DWORD dwSize)
{
dprintf_midi(stddeb, "modGetDevCaps(%04X, %p, %08lX);\n", wDevID, lpCaps, dwSize);
lpCaps->wMid = 0x00FF; /* Manufac ID */
lpCaps->wPid = 0x0001; /* Product ID */
lpCaps->vDriverVersion = 0x001; /* Product Version */
strcpy(lpCaps->szPname, "Linux MIDIOUT Driver v0.01");
/* FIXME
Values are the same as I get with Borland TC 4.5
*/
lpCaps->wTechnology = MOD_FMSYNTH;
lpCaps->wVoices = 14; /* make it ioctl */
lpCaps->wNotes = 14; /* make it ioctl */
lpCaps->dwSupport = MIDICAPS_VOLUME|MIDICAPS_LRVOLUME;
dprintf_midi(stddeb,"Linux modGetDevCaps // techn = %d voices=%d notes = %d support = %ld\n",lpCaps->wTechnology,lpCaps->wVoices,lpCaps->wNotes,lpCaps->dwSupport);
return MMSYSERR_NOERROR;
}
/**************************************************************************
* modOpen [internal]
*/
static DWORD modOpen(WORD wDevID, LPMIDIOPENDESC lpDesc, DWORD dwFlags)
{
#if defined(linux) || defined(__FreeBSD__)
int midi;
dprintf_midi(stddeb,
"modOpen(%04X, %p, %08lX);\n", wDevID, lpDesc, dwFlags);
if (lpDesc == NULL) {
dprintf_midi(stddeb,"Linux 'modOpen' // Invalid Parameter !\n");
return MMSYSERR_INVALPARAM;
}
if (wDevID>= MAX_MIDIOUTDRV) {
dprintf_midi(stddeb,"Linux 'modOpen' // MAX_MIDIOUTDRV reached !\n");
return MMSYSERR_ALLOCATED;
}
MidiOutDev[wDevID].unixdev = 0;
midi = open (MIDI_DEV, O_WRONLY, 0);
if (midi == -1) {
dprintf_midi(stddeb,"Linux 'modOpen' // can't open !\n");
return MMSYSERR_NOTENABLED;
}
MidiOutDev[wDevID].wFlags = HIWORD(dwFlags & CALLBACK_TYPEMASK);
switch(MidiOutDev[wDevID].wFlags) {
case DCB_NULL:
dprintf_midi(stddeb,"Linux 'modOpen' // CALLBACK_NULL !\n");
break;
case DCB_WINDOW:
dprintf_midi(stddeb,
"Linux 'modOpen' // CALLBACK_WINDOW !\n");
break;
case DCB_TASK:
dprintf_midi(stddeb,
"Linux 'modOpen' // CALLBACK_TASK !\n");
break;
case DCB_FUNCTION:
dprintf_midi(stddeb,
"Linux 'modOpen' // CALLBACK_FUNCTION !\n");
break;
}
MidiOutDev[wDevID].lpQueueHdr = NULL;
MidiOutDev[wDevID].unixdev = midi;
MidiOutDev[wDevID].dwTotalPlayed = 0;
MidiOutDev[wDevID].bufsize = 0x3FFF;
if (MIDI_NotifyClient(wDevID, MOM_OPEN, 0L, 0L) != MMSYSERR_NOERROR) {
dprintf_midi(stddeb,"Linux 'modOpen' // can't notify client !\n");
return MMSYSERR_INVALPARAM;
}
dprintf_midi(stddeb,
"Linux 'modOpen' // Succesful unixdev=%d !\n", midi);
return MMSYSERR_NOERROR;
#else
return MMSYSERR_NOTENABLED;
#endif
}
/**************************************************************************
* modClose [internal]
*/
static DWORD modClose(WORD wDevID)
{
#if defined(linux) || defined(__FreeBSD__)
dprintf_midi(stddeb, "modClose(%04X);\n", wDevID);
if (MidiOutDev[wDevID].unixdev == 0) {
dprintf_midi(stddeb,"Linux 'modClose' // can't close !\n");
return MMSYSERR_NOTENABLED;
}
close(MidiOutDev[wDevID].unixdev);
MidiOutDev[wDevID].unixdev = 0;
MidiOutDev[wDevID].bufsize = 0;
if (MIDI_NotifyClient(wDevID, MOM_CLOSE, 0L, 0L) != MMSYSERR_NOERROR) {
dprintf_midi(stddeb,"Linux 'modClose' // can't notify client !\n");
return MMSYSERR_INVALPARAM;
}
return MMSYSERR_NOERROR;
#else
return MMSYSERR_NOTENABLED;
#endif
}
/**************************************************************************
* modData [internal]
*/
static DWORD modData(WORD wDevID, DWORD dwParam)
{
#if defined(linux) || defined(__FreeBSD__)
WORD event;
dprintf_midi(stddeb,
"modData(%04X, %08lX);\n", wDevID, dwParam);
if (MidiOutDev[wDevID].unixdev == 0) {
dprintf_midi(stddeb,"Linux 'modData' // can't play !\n");
return MIDIERR_NODEVICE;
}
event = LOWORD(dwParam);
if (write (MidiOutDev[wDevID].unixdev,
&event, sizeof(WORD)) != sizeof(WORD)) {
dprintf_midi(stddeb,
"modData() // error writting unixdev !\n");
}
return MMSYSERR_NOTENABLED;
#else
return MMSYSERR_NOTENABLED;
#endif
}
/**************************************************************************
* modLongData [internal]
*/
static DWORD modLongData(WORD wDevID, LPMIDIHDR lpMidiHdr, DWORD dwSize)
{
#if defined(linux) || defined(__FreeBSD__)
int count;
LPWORD ptr;
int en;
dprintf_midi(stddeb,
"modLongData(%04X, %p, %08lX);\n", wDevID, lpMidiHdr, dwSize);
if (MidiOutDev[wDevID].unixdev == 0) {
dprintf_midi(stddeb,"Linux 'modLongData' // can't play !\n");
return MIDIERR_NODEVICE;
}
if (lpMidiHdr->lpData == NULL) return MIDIERR_UNPREPARED;
if (!(lpMidiHdr->dwFlags & MHDR_PREPARED)) return MIDIERR_UNPREPARED;
if (lpMidiHdr->dwFlags & MHDR_INQUEUE) return MIDIERR_STILLPLAYING;
lpMidiHdr->dwFlags &= ~MHDR_DONE;
lpMidiHdr->dwFlags |= MHDR_INQUEUE;
dprintf_midi(stddeb,
"modLongData() // dwBytesRecorded %lu !\n", lpMidiHdr->dwBytesRecorded);
dprintf_midi(stddeb,
" %02X %02X %02X %02X\n",lpMidiHdr->lpData[0],
lpMidiHdr->lpData[1],
lpMidiHdr->lpData[2],
lpMidiHdr->lpData[3]);
/*
count = write (MidiOutDev[wDevID].unixdev,
lpMidiHdr->lpData, lpMidiHdr->dwBytesRecorded);
*/
ptr = (LPWORD)lpMidiHdr->lpData;
for (count = 0; count < lpMidiHdr->dwBytesRecorded; count++) {
if (write (MidiOutDev[wDevID].unixdev, ptr,
sizeof(WORD)) != sizeof(WORD)) break;
ptr++;
}
en = errno;
dprintf_midi(stddeb, "Linux 'modLongData' // after write count = %d\n",count);
if (count != lpMidiHdr->dwBytesRecorded) {
dprintf_midi(stddeb,
"modLongData() // error writting unixdev #%d ! (%d != %ld)\n",
MidiOutDev[wDevID].unixdev, count, lpMidiHdr->dwBytesRecorded);
dprintf_midi(stddeb,
" errno = %d error = %s\n",en,strerror(en));
return MMSYSERR_NOTENABLED;
}
lpMidiHdr->dwFlags &= ~MHDR_INQUEUE;
lpMidiHdr->dwFlags |= MHDR_DONE;
if (MIDI_NotifyClient(wDevID, MOM_DONE, 0L, 0L) != MMSYSERR_NOERROR) {
dprintf_midi(stddeb,"Linux 'modLongData' // can't notify client !\n");
return MMSYSERR_INVALPARAM;
}
return MMSYSERR_NOERROR;
#else
return MMSYSERR_NOTENABLED;
#endif
}
/**************************************************************************
* modPrepare [internal]
*/
static DWORD modPrepare(WORD wDevID, LPMIDIHDR lpMidiHdr, DWORD dwSize)
{
#if defined(linux) || defined(__FreeBSD__)
dprintf_midi(stddeb,
"modPrepare(%04X, %p, %08lX);\n", wDevID, lpMidiHdr, dwSize);
if (MidiOutDev[wDevID].unixdev == 0) {
dprintf_midi(stddeb,"Linux 'modPrepare' // can't prepare !\n");
return MMSYSERR_NOTENABLED;
}
if (MidiOutDev[wDevID].lpQueueHdr != NULL) {
dprintf_midi(stddeb,"Linux 'modPrepare' // already prepare !\n");
return MMSYSERR_NOTENABLED;
}
MidiOutDev[wDevID].dwTotalPlayed = 0;
MidiOutDev[wDevID].lpQueueHdr = PTR_SEG_TO_LIN(lpMidiHdr);
if (lpMidiHdr->dwFlags & MHDR_INQUEUE) return MIDIERR_STILLPLAYING;
lpMidiHdr->dwFlags |= MHDR_PREPARED;
lpMidiHdr->dwFlags &= ~MHDR_DONE;
return MMSYSERR_NOERROR;
#else
return MMSYSERR_NOTENABLED;
#endif
}
/**************************************************************************
* modUnprepare [internal]
*/
static DWORD modUnprepare(WORD wDevID, LPMIDIHDR lpMidiHdr, DWORD dwSize)
{
#if defined(linux) || defined(__FreeBSD__)
dprintf_midi(stddeb,
"modUnprepare(%04X, %p, %08lX);\n", wDevID, lpMidiHdr, dwSize);
if (MidiOutDev[wDevID].unixdev == 0) {
dprintf_midi(stddeb,"Linux 'modUnprepare' // can't unprepare !\n");
return MMSYSERR_NOTENABLED;
}
return MMSYSERR_NOERROR;
#else
return MMSYSERR_NOTENABLED;
#endif
}
/**************************************************************************
* modReset [internal]
*/
static DWORD modReset(WORD wDevID)
{
dprintf_midi(stddeb, "modReset(%04X);\n", wDevID);
return MMSYSERR_NOTENABLED;
}
/**************************************************************************
* modMessage [sample driver]
*/
DWORD modMessage(WORD wDevID, WORD wMsg, DWORD dwUser,
DWORD dwParam1, DWORD dwParam2)
{
dprintf_midi(stddeb, "modMessage(%04X, %04X, %08lX, %08lX, %08lX);\n",
wDevID, wMsg, dwUser, dwParam1, dwParam2);
switch(wMsg) {
case MODM_OPEN:
return modOpen(wDevID, (LPMIDIOPENDESC)PTR_SEG_TO_LIN(dwParam1), dwParam2);
case MODM_CLOSE:
return modClose(wDevID);
case MODM_DATA:
return modData(wDevID, dwParam1);
case MODM_LONGDATA:
return modLongData(wDevID, (LPMIDIHDR)PTR_SEG_TO_LIN(dwParam1), dwParam2);
case MODM_PREPARE:
return modPrepare(wDevID, (LPMIDIHDR)PTR_SEG_TO_LIN(dwParam1), dwParam2);
case MODM_UNPREPARE:
return modUnprepare(wDevID, (LPMIDIHDR)PTR_SEG_TO_LIN(dwParam1), dwParam2);
case MODM_GETDEVCAPS:
return modGetDevCaps(wDevID, (LPMIDIOUTCAPS)PTR_SEG_TO_LIN(dwParam1), dwParam2);
case MODM_GETNUMDEVS:
return 1;
case MODM_GETVOLUME:
return 0;
case MODM_SETVOLUME:
return 0;
case MODM_RESET:
return modReset(wDevID);
}
return MMSYSERR_NOTSUPPORTED;
}
/**************************************************************************
* MIDI_DriverProc [sample driver]
*/
LONG MIDI_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:
return 1;
case DRV_CLOSE:
return 1;
case DRV_ENABLE:
return 1;
case DRV_DISABLE:
return 1;
case DRV_QUERYCONFIGURE:
return 1;
case DRV_CONFIGURE:
MessageBox16(0, "Sample Midi Linux Driver !",
"MMLinux Driver", MB_OK);
return 1;
case DRV_INSTALL:
return DRVCNF_RESTART;
case DRV_REMOVE:
return DRVCNF_RESTART;
case MCI_OPEN_DRIVER:
case MCI_OPEN:
return MIDI_mciOpen(dwDevID, dwParam1, (LPMCI_OPEN_PARMS)PTR_SEG_TO_LIN(dwParam2));
case MCI_CLOSE_DRIVER:
case MCI_CLOSE:
return MIDI_mciClose(dwDevID, dwParam1, (LPMCI_GENERIC_PARMS)PTR_SEG_TO_LIN(dwParam2));
case MCI_PLAY:
return MIDI_mciPlay(dwDevID, dwParam1, (LPMCI_PLAY_PARMS)PTR_SEG_TO_LIN(dwParam2));
case MCI_RECORD:
return MIDI_mciRecord(dwDevID, dwParam1, (LPMCI_RECORD_PARMS)PTR_SEG_TO_LIN(dwParam2));
case MCI_STOP:
return MIDI_mciStop(dwDevID, dwParam1, (LPMCI_GENERIC_PARMS)PTR_SEG_TO_LIN(dwParam2));
case MCI_SET:
return MIDI_mciSet(dwDevID, dwParam1, (LPMCI_SET_PARMS)PTR_SEG_TO_LIN(dwParam2));
case MCI_PAUSE:
return MIDI_mciPause(dwDevID, dwParam1, (LPMCI_GENERIC_PARMS)PTR_SEG_TO_LIN(dwParam2));
case MCI_RESUME:
return MIDI_mciResume(dwDevID, dwParam1, (LPMCI_GENERIC_PARMS)PTR_SEG_TO_LIN(dwParam2));
case MCI_STATUS:
return MIDI_mciStatus(dwDevID, dwParam1, (LPMCI_STATUS_PARMS)PTR_SEG_TO_LIN(dwParam2));
case MCI_GETDEVCAPS:
return MIDI_mciGetDevCaps(dwDevID, dwParam1, (LPMCI_GETDEVCAPS_PARMS)PTR_SEG_TO_LIN(dwParam2));
case MCI_INFO:
return MIDI_mciInfo(dwDevID, dwParam1, (LPMCI_INFO_PARMS)PTR_SEG_TO_LIN(dwParam2));
default:
return DefDriverProc(dwDevID, hDriv, wMsg, dwParam1, dwParam2);
}
#else
return MMSYSERR_NOTENABLED;
#endif
}
/*-----------------------------------------------------------------------*/