static DWORD MIDIIn_Open(WORD wDevID, LPMIDIOPENDESC lpDesc, DWORD dwFlags)
{
TRACE("wDevID=%d lpDesc=%p dwFlags=%08x\n", wDevID, lpDesc, dwFlags);
if (lpDesc == NULL) {
WARN("Invalid Parameter\n");
return MMSYSERR_INVALPARAM;
}
if (wDevID >= MIDIIn_NumDevs) {
WARN("bad device ID : %d\n", wDevID);
return MMSYSERR_BADDEVICEID;
}
if (sources[wDevID].midiDesc.hMidi != 0) {
WARN("device already open !\n");
return MMSYSERR_ALLOCATED;
}
if ((dwFlags & MIDI_IO_STATUS) != 0) {
WARN("No support for MIDI_IO_STATUS in dwFlags yet, ignoring it\n");
dwFlags &= ~MIDI_IO_STATUS;
}
if ((dwFlags & ~CALLBACK_TYPEMASK) != 0) {
FIXME("Bad dwFlags\n");
return MMSYSERR_INVALFLAG;
}
sources[wDevID].wFlags = HIWORD(dwFlags & CALLBACK_TYPEMASK);
sources[wDevID].lpQueueHdr = NULL;
sources[wDevID].midiDesc = *lpDesc;
sources[wDevID].startTime = 0;
sources[wDevID].state = 0;
MIDI_NotifyClient(wDevID, MIM_OPEN, 0L, 0L);
return MMSYSERR_NOERROR;
}
static DWORD MIDIOut_Open(WORD wDevID, LPMIDIOPENDESC lpDesc, DWORD dwFlags)
{
MIDIDestination *dest;
TRACE("wDevID=%d lpDesc=%p dwFlags=%08x\n", wDevID, lpDesc, dwFlags);
if (lpDesc == NULL) {
WARN("Invalid Parameter\n");
return MMSYSERR_INVALPARAM;
}
if (wDevID >= MIDIOut_NumDevs) {
WARN("bad device ID : %d\n", wDevID);
return MMSYSERR_BADDEVICEID;
}
if (destinations[wDevID].midiDesc.hMidi != 0) {
WARN("device already open !\n");
return MMSYSERR_ALLOCATED;
}
if ((dwFlags & ~CALLBACK_TYPEMASK) != 0) {
WARN("bad dwFlags\n");
return MMSYSERR_INVALFLAG;
}
dest = &destinations[wDevID];
if (dest->caps.wTechnology == MOD_SYNTH)
{
if (!SynthUnit_CreateDefaultSynthUnit(&dest->graph, &dest->synth))
{
ERR("SynthUnit_CreateDefaultSynthUnit dest=%p failed\n", dest);
return MMSYSERR_ERROR;
}
if (!SynthUnit_Initialize(dest->synth, dest->graph))
{
ERR("SynthUnit_Initialise dest=%p failed\n", dest);
return MMSYSERR_ERROR;
}
}
dest->wFlags = HIWORD(dwFlags & CALLBACK_TYPEMASK);
dest->midiDesc = *lpDesc;
MIDI_NotifyClient(wDevID, MOM_OPEN, 0L, 0L);
return MMSYSERR_NOERROR;
}
/**************************************************************************
* midClose [internal]
*/
static DWORD midClose(WORD wDevID)
{
int ret = MMSYSERR_NOERROR;
TRACE("(%04X);\n", wDevID);
if (wDevID >= MIDM_NumDevs) {
WARN("wDevID too big (%u) !\n", wDevID);
return MMSYSERR_BADDEVICEID;
}
if (MidiInDev[wDevID].midiDesc.hMidi == 0) {
WARN("device not opened !\n");
return MMSYSERR_ERROR;
}
if (MidiInDev[wDevID].lpQueueHdr != 0) {
return MIDIERR_STILLPLAYING;
}
if (midiSeq == NULL) {
WARN("ooops !\n");
return MMSYSERR_ERROR;
}
if (--numStartedMidiIn == 0) {
TRACE("Stopping thread for midi-in\n");
end_thread = 1;
if (WaitForSingleObject(hThread, 5000) != WAIT_OBJECT_0) {
WARN("Thread end not signaled, force termination\n");
TerminateThread(hThread, 0);
}
TRACE("Stopped thread for midi-in\n");
}
snd_seq_disconnect_from(midiSeq, port_in, MidiInDev[wDevID].addr.client, MidiInDev[wDevID].addr.port);
midiCloseSeq();
MidiInDev[wDevID].bufsize = 0;
if (MIDI_NotifyClient(wDevID, MIM_CLOSE, 0L, 0L) != MMSYSERR_NOERROR) {
WARN("can't notify client !\n");
ret = MMSYSERR_INVALPARAM;
}
MidiInDev[wDevID].midiDesc.hMidi = 0;
return ret;
}
/**************************************************************************
* modClose [internal]
*/
static DWORD modClose(WORD wDevID)
{
int ret = MMSYSERR_NOERROR;
TRACE("(%04X);\n", wDevID);
if (MidiOutDev[wDevID].midiDesc.hMidi == 0) {
WARN("device not opened !\n");
return MMSYSERR_ERROR;
}
/* FIXME: should test that no pending buffer is still in the queue for
* playing */
if (midiSeq == NULL) {
WARN("can't close !\n");
return MMSYSERR_ERROR;
}
switch (MidiOutDev[wDevID].caps.wTechnology) {
case MOD_FMSYNTH:
case MOD_MIDIPORT:
case MOD_SYNTH:
snd_seq_disconnect_to(midiSeq, port_out, MidiOutDev[wDevID].addr.client, MidiOutDev[wDevID].addr.port);
midiCloseSeq();
break;
default:
WARN("Technology not supported (yet) %d !\n",
MidiOutDev[wDevID].caps.wTechnology);
return MMSYSERR_NOTENABLED;
}
HeapFree(GetProcessHeap(), 0, MidiOutDev[wDevID].lpExtra);
MidiOutDev[wDevID].lpExtra = 0;
MidiOutDev[wDevID].bufsize = 0;
if (MIDI_NotifyClient(wDevID, MOM_CLOSE, 0L, 0L) != MMSYSERR_NOERROR) {
WARN("can't notify client !\n");
ret = MMSYSERR_INVALPARAM;
}
MidiOutDev[wDevID].midiDesc.hMidi = 0;
return ret;
}
static DWORD MIDIOut_Close(WORD wDevID)
{
DWORD ret = MMSYSERR_NOERROR;
TRACE("wDevID=%d\n", wDevID);
if (wDevID >= MIDIOut_NumDevs) {
WARN("bad device ID : %d\n", wDevID);
return MMSYSERR_BADDEVICEID;
}
if (destinations[wDevID].caps.wTechnology == MOD_SYNTH)
SynthUnit_Close(destinations[wDevID].graph);
destinations[wDevID].graph = 0;
destinations[wDevID].synth = 0;
MIDI_NotifyClient(wDevID, MOM_CLOSE, 0L, 0L);
destinations[wDevID].midiDesc.hMidi = 0;
return ret;
}
static DWORD MIDIIn_Reset(WORD wDevID)
{
DWORD dwTime = GetTickCount();
TRACE("%d\n", wDevID);
if (wDevID >= MIDIIn_NumDevs) {
WARN("bad device ID : %d\n", wDevID);
return MMSYSERR_BADDEVICEID;
}
EnterCriticalSection(&midiInLock);
while (sources[wDevID].lpQueueHdr) {
LPMIDIHDR lpMidiHdr = sources[wDevID].lpQueueHdr;
sources[wDevID].lpQueueHdr = lpMidiHdr->lpNext;
lpMidiHdr->dwFlags &= ~MHDR_INQUEUE;
lpMidiHdr->dwFlags |= MHDR_DONE;
/* FIXME: when called from 16 bit, lpQueueHdr needs to be a segmented ptr */
MIDI_NotifyClient(wDevID, MIM_LONGDATA, (DWORD_PTR)lpMidiHdr, dwTime);
}
LeaveCriticalSection(&midiInLock);
return MMSYSERR_NOERROR;
}
static DWORD MIDIIn_Close(WORD wDevID)
{
DWORD ret = MMSYSERR_NOERROR;
TRACE("wDevID=%d\n", wDevID);
if (wDevID >= MIDIIn_NumDevs) {
WARN("bad device ID : %d\n", wDevID);
return MMSYSERR_BADDEVICEID;
}
if (sources[wDevID].midiDesc.hMidi == 0) {
WARN("device not opened !\n");
return MMSYSERR_ERROR;
}
if (sources[wDevID].lpQueueHdr != 0) {
return MIDIERR_STILLPLAYING;
}
MIDI_NotifyClient(wDevID, MIM_CLOSE, 0L, 0L);
sources[wDevID].midiDesc.hMidi = 0;
return ret;
}
/**************************************************************************
* midReset [internal]
*/
static DWORD midReset(WORD wDevID)
{
DWORD dwTime = GetTickCount();
TRACE("(%04X);\n", wDevID);
if (wDevID >= MIDM_NumDevs) return MMSYSERR_BADDEVICEID;
if (MidiInDev[wDevID].state == -1) return MIDIERR_NODEVICE;
EnterCriticalSection(&crit_sect);
while (MidiInDev[wDevID].lpQueueHdr) {
MidiInDev[wDevID].lpQueueHdr->dwFlags &= ~MHDR_INQUEUE;
MidiInDev[wDevID].lpQueueHdr->dwFlags |= MHDR_DONE;
/* FIXME: when called from 16 bit, lpQueueHdr needs to be a segmented ptr */
if (MIDI_NotifyClient(wDevID, MIM_LONGDATA,
(DWORD)MidiInDev[wDevID].lpQueueHdr, dwTime) != MMSYSERR_NOERROR) {
WARN("Couldn't notify client\n");
}
MidiInDev[wDevID].lpQueueHdr = (LPMIDIHDR)MidiInDev[wDevID].lpQueueHdr->lpNext;
}
LeaveCriticalSection(&crit_sect);
return MMSYSERR_NOERROR;
}
static CFDataRef MIDIIn_MessageHandler(CFMessagePortRef local, SInt32 msgid, CFDataRef data, void *info)
{
MIDIMessage *msg = NULL;
int i = 0;
MIDISource *src = NULL;
DWORD sendData = 0;
int pos = 0;
DWORD currentTime;
switch (msgid)
{
case 0:
msg = (MIDIMessage *) CFDataGetBytePtr(data);
TRACE("devID=%d\n", msg->devID);
for (i = 0; i < msg->length; ++i) {
TRACE("%02X ", msg->data[i]);
}
TRACE("\n");
src = &sources[msg->devID];
if (src->state < 1)
{
TRACE("input not started, thrown away\n");
goto done;
}
/* FIXME skipping SysEx */
if (msg->data[0] == 0xF0)
{
FIXME("Starting System Exclusive\n");
src->state |= 2;
}
if (src->state & 2)
{
for (i = 0; i < msg->length; ++i)
{
if (msg->data[i] == 0xF7)
{
FIXME("Ending System Exclusive\n");
src->state &= ~2;
}
}
goto done;
}
EnterCriticalSection(&midiInLock);
currentTime = GetTickCount() - src->startTime;
while (pos < msg->length)
{
sendData = 0;
switch (msg->data[pos] & 0xF0)
{
case 0xF0:
sendData = (msg->data[pos] << 0);
pos++;
break;
case 0xC0:
case 0xD0:
sendData = (msg->data[pos + 1] << 8) | (msg->data[pos] << 0);
pos += 2;
break;
default:
sendData = (msg->data[pos + 2] << 16) |
(msg->data[pos + 1] << 8) |
(msg->data[pos] << 0);
pos += 3;
break;
}
MIDI_NotifyClient(msg->devID, MIM_DATA, sendData, currentTime);
}
LeaveCriticalSection(&midiInLock);
break;
default:
CFRunLoopStop(CFRunLoopGetCurrent());
break;
}
done:
return NULL;
}
static DWORD MIDIOut_LongData(WORD wDevID, LPMIDIHDR lpMidiHdr, DWORD dwSize)
{
LPBYTE lpData;
OSStatus err = noErr;
TRACE("wDevID=%d lpMidiHdr=%p dwSize=%d\n", wDevID, lpMidiHdr, dwSize);
/* Note: MS doc does not say much about the dwBytesRecorded member of the MIDIHDR structure
* but it seems to be used only for midi input.
* Taking a look at the WAVEHDR structure (which is quite similar) confirms this assumption.
*/
if (wDevID >= MIDIOut_NumDevs) {
WARN("bad device ID : %d\n", wDevID);
return MMSYSERR_BADDEVICEID;
}
if (lpMidiHdr == NULL) {
WARN("Invalid Parameter\n");
return MMSYSERR_INVALPARAM;
}
lpData = (LPBYTE) lpMidiHdr->lpData;
if (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;
/* FIXME: MS doc is not 100% clear. Will lpData only contain system exclusive
* data, or can it also contain raw MIDI data, to be split up and sent to
* modShortData() ?
* If the latest is true, then the following WARNing will fire up
*/
if (lpData[0] != 0xF0 || lpData[lpMidiHdr->dwBufferLength - 1] != 0xF7) {
WARN("Alledged system exclusive buffer is not correct\n\tPlease report with MIDI file\n");
}
TRACE("dwBufferLength=%u !\n", lpMidiHdr->dwBufferLength);
TRACE(" %02X %02X %02X ... %02X %02X %02X\n",
lpData[0], lpData[1], lpData[2], lpData[lpMidiHdr->dwBufferLength-3],
lpData[lpMidiHdr->dwBufferLength-2], lpData[lpMidiHdr->dwBufferLength-1]);
if (lpData[0] != 0xF0) {
/* System Exclusive */
ERR("Add missing 0xF0 marker at the beginning of system exclusive byte stream\n");
}
if (lpData[lpMidiHdr->dwBufferLength - 1] != 0xF7) {
/* Send end of System Exclusive */
ERR("Add missing 0xF7 marker at the end of system exclusive byte stream\n");
}
if (destinations[wDevID].caps.wTechnology == MOD_SYNTH) /* FIXME */
{
err = MusicDeviceSysEx(destinations[wDevID].synth, (const UInt8 *) lpData, lpMidiHdr->dwBufferLength);
if (err != noErr)
{
ERR("MusicDeviceSysEx(%p, %p, %d) return %s\n", destinations[wDevID].synth, lpData, lpMidiHdr->dwBufferLength, wine_dbgstr_fourcc(err));
return MMSYSERR_ERROR;
}
}
else
{
FIXME("MOD_MIDIPORT\n");
}
lpMidiHdr->dwFlags &= ~MHDR_INQUEUE;
lpMidiHdr->dwFlags |= MHDR_DONE;
MIDI_NotifyClient(wDevID, MOM_DONE, (DWORD_PTR)lpMidiHdr, 0L);
return MMSYSERR_NOERROR;
}
/**************************************************************************
* modLongData [internal]
*/
static DWORD modLongData(WORD wDevID, LPMIDIHDR lpMidiHdr, DWORD dwSize)
{
int len_add = 0;
LPBYTE lpData, lpNewData = NULL;
snd_seq_event_t event;
TRACE("(%04X, %p, %08lX);\n", wDevID, lpMidiHdr, dwSize);
/* Note: MS doc does not say much about the dwBytesRecorded member of the MIDIHDR structure
* but it seems to be used only for midi input.
* Taking a look at the WAVEHDR structure (which is quite similar) confirms this assumption.
*/
if (wDevID >= MODM_NumDevs) return MMSYSERR_BADDEVICEID;
if (!MidiOutDev[wDevID].bEnabled) return MIDIERR_NODEVICE;
if (midiSeq == NULL) {
WARN("can't play !\n");
return MIDIERR_NODEVICE;
}
lpData = (LPBYTE) lpMidiHdr->lpData;
if (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;
/* FIXME: MS doc is not 100% clear. Will lpData only contain system exclusive
* data, or can it also contain raw MIDI data, to be split up and sent to
* modShortData() ?
* If the latest is true, then the following WARNing will fire up
*/
if (lpData[0] != 0xF0 || lpData[lpMidiHdr->dwBufferLength - 1] != 0xF7) {
WARN("Alleged system exclusive buffer is not correct\n\tPlease report with MIDI file\n");
lpNewData = HeapAlloc(GetProcessHeap(), 0, lpMidiHdr->dwBufferLength + 2);
}
TRACE("dwBufferLength=%lu !\n", lpMidiHdr->dwBufferLength);
TRACE(" %02X %02X %02X ... %02X %02X %02X\n",
lpData[0], lpData[1], lpData[2], lpData[lpMidiHdr->dwBufferLength-3],
lpData[lpMidiHdr->dwBufferLength-2], lpData[lpMidiHdr->dwBufferLength-1]);
switch (MidiOutDev[wDevID].caps.wTechnology) {
case MOD_FMSYNTH:
/* FIXME: I don't think there is much to do here */
break;
case MOD_MIDIPORT:
if (lpData[0] != 0xF0) {
/* Send start of System Exclusive */
len_add = 1;
lpData[0] = 0xF0;
memcpy(lpNewData, lpData, lpMidiHdr->dwBufferLength);
WARN("Adding missing 0xF0 marker at the beginning of "
"system exclusive byte stream\n");
}
if (lpData[lpMidiHdr->dwBufferLength-1] != 0xF7) {
/* Send end of System Exclusive */
memcpy(lpData + len_add, lpData, lpMidiHdr->dwBufferLength);
lpNewData[lpMidiHdr->dwBufferLength + len_add - 1] = 0xF0;
len_add++;
WARN("Adding missing 0xF7 marker at the end of "
"system exclusive byte stream\n");
}
snd_seq_ev_clear(&event);
snd_seq_ev_set_direct(&event);
snd_seq_ev_set_source(&event, port_out);
snd_seq_ev_set_dest(&event, MidiOutDev[wDevID].addr.client, MidiOutDev[wDevID].addr.port);
TRACE("client = %d port = %d\n", MidiOutDev[wDevID].addr.client, MidiOutDev[wDevID].addr.port);
snd_seq_ev_set_sysex(&event, lpMidiHdr->dwBufferLength + len_add, lpNewData ? lpNewData : lpData);
snd_seq_event_output_direct(midiSeq, &event);
if (lpNewData)
HeapFree(GetProcessHeap(), 0, lpData);
break;
default:
WARN("Technology not supported (yet) %d !\n",
MidiOutDev[wDevID].caps.wTechnology);
return MMSYSERR_NOTENABLED;
}
lpMidiHdr->dwFlags &= ~MHDR_INQUEUE;
lpMidiHdr->dwFlags |= MHDR_DONE;
if (MIDI_NotifyClient(wDevID, MOM_DONE, (DWORD)lpMidiHdr, 0L) != MMSYSERR_NOERROR) {
WARN("can't notify client !\n");
return MMSYSERR_INVALPARAM;
}
return MMSYSERR_NOERROR;
}
/**************************************************************************
* modOpen [internal]
*/
static DWORD modOpen(WORD wDevID, LPMIDIOPENDESC lpDesc, DWORD dwFlags)
{
TRACE("(%04X, %p, %08lX);\n", wDevID, lpDesc, dwFlags);
if (lpDesc == NULL) {
WARN("Invalid Parameter !\n");
return MMSYSERR_INVALPARAM;
}
if (wDevID >= MODM_NumDevs) {
TRACE("MAX_MIDIOUTDRV reached !\n");
return MMSYSERR_BADDEVICEID;
}
if (MidiOutDev[wDevID].midiDesc.hMidi != 0) {
WARN("device already open !\n");
return MMSYSERR_ALLOCATED;
}
if (!MidiOutDev[wDevID].bEnabled) {
WARN("device disabled !\n");
return MIDIERR_NODEVICE;
}
if ((dwFlags & ~CALLBACK_TYPEMASK) != 0) {
WARN("bad dwFlags\n");
return MMSYSERR_INVALFLAG;
}
if (!MidiOutDev[wDevID].bEnabled) {
TRACE("disabled wDevID\n");
return MMSYSERR_NOTENABLED;
}
MidiOutDev[wDevID].lpExtra = 0;
switch (MidiOutDev[wDevID].caps.wTechnology) {
case MOD_FMSYNTH:
case MOD_MIDIPORT:
case MOD_SYNTH:
if (midiOpenSeq(1) < 0) {
return MMSYSERR_ALLOCATED;
}
break;
default:
WARN("Technology not supported (yet) %d !\n",
MidiOutDev[wDevID].caps.wTechnology);
return MMSYSERR_NOTENABLED;
}
MidiOutDev[wDevID].wFlags = HIWORD(dwFlags & CALLBACK_TYPEMASK);
MidiOutDev[wDevID].lpQueueHdr = NULL;
MidiOutDev[wDevID].dwTotalPlayed = 0;
MidiOutDev[wDevID].bufsize = 0x3FFF;
MidiOutDev[wDevID].midiDesc = *lpDesc;
/* Connect our app port to the device port */
if (snd_seq_connect_to(midiSeq, port_out, MidiOutDev[wDevID].addr.client, MidiOutDev[wDevID].addr.port) < 0)
return MMSYSERR_NOTENABLED;
if (MIDI_NotifyClient(wDevID, MOM_OPEN, 0L, 0L) != MMSYSERR_NOERROR) {
WARN("can't notify client !\n");
return MMSYSERR_INVALPARAM;
}
TRACE("Successful !\n");
return MMSYSERR_NOERROR;
}
/**************************************************************************
* midOpen [internal]
*/
static DWORD midOpen(WORD wDevID, LPMIDIOPENDESC lpDesc, DWORD dwFlags)
{
TRACE("(%04X, %p, %08lX);\n", wDevID, lpDesc, dwFlags);
if (lpDesc == NULL) {
WARN("Invalid Parameter !\n");
return MMSYSERR_INVALPARAM;
}
/* FIXME :
* how to check that content of lpDesc is correct ?
*/
if (wDevID >= MIDM_NumDevs) {
WARN("wDevID too large (%u) !\n", wDevID);
return MMSYSERR_BADDEVICEID;
}
if (MidiInDev[wDevID].state == -1) {
WARN("device disabled\n");
return MIDIERR_NODEVICE;
}
if (MidiInDev[wDevID].midiDesc.hMidi != 0) {
WARN("device already open !\n");
return MMSYSERR_ALLOCATED;
}
if ((dwFlags & MIDI_IO_STATUS) != 0) {
WARN("No support for MIDI_IO_STATUS in dwFlags yet, ignoring it\n");
dwFlags &= ~MIDI_IO_STATUS;
}
if ((dwFlags & ~CALLBACK_TYPEMASK) != 0) {
FIXME("Bad dwFlags\n");
return MMSYSERR_INVALFLAG;
}
if (midiOpenSeq(1) < 0) {
return MMSYSERR_ERROR;
}
/* Connect our app port to the device port */
if (snd_seq_connect_from(midiSeq, port_in, MidiInDev[wDevID].addr.client, MidiInDev[wDevID].addr.port) < 0)
return MMSYSERR_NOTENABLED;
TRACE("input port connected %d %d %d\n",port_in,MidiInDev[wDevID].addr.client,MidiInDev[wDevID].addr.port);
if (numStartedMidiIn++ == 0) {
end_thread = 0;
hThread = CreateThread(NULL, 0, midRecThread, NULL, 0, NULL);
if (!hThread) {
numStartedMidiIn = 0;
WARN("Couldn't create thread for midi-in\n");
midiCloseSeq();
return MMSYSERR_ERROR;
}
SetThreadPriority(hThread, THREAD_PRIORITY_TIME_CRITICAL);
TRACE("Created thread for midi-in\n");
}
MidiInDev[wDevID].wFlags = HIWORD(dwFlags & CALLBACK_TYPEMASK);
MidiInDev[wDevID].lpQueueHdr = NULL;
MidiInDev[wDevID].dwTotalPlayed = 0;
MidiInDev[wDevID].bufsize = 0x3FFF;
MidiInDev[wDevID].midiDesc = *lpDesc;
MidiInDev[wDevID].state = 0;
MidiInDev[wDevID].incLen = 0;
MidiInDev[wDevID].startTime = 0;
if (MIDI_NotifyClient(wDevID, MIM_OPEN, 0L, 0L) != MMSYSERR_NOERROR) {
WARN("can't notify client !\n");
return MMSYSERR_INVALPARAM;
}
return MMSYSERR_NOERROR;
}
static DWORD WINAPI midRecThread(LPVOID arg)
{
int npfd;
struct pollfd *pfd;
TRACE("Thread startup\n");
while(!end_thread) {
TRACE("Thread loop\n");
npfd = snd_seq_poll_descriptors_count(midiSeq, POLLIN);
pfd = HeapAlloc(GetProcessHeap(), 0, npfd * sizeof(struct pollfd));
snd_seq_poll_descriptors(midiSeq, pfd, npfd, POLLIN);
/* Check if an event is present */
if (poll(pfd, npfd, 250) < 0) {
HeapFree(GetProcessHeap(), 0, pfd);
continue;
}
/* Note: This definitely does not work.
* while(snd_seq_event_input_pending(midiSeq, 0) > 0) {
snd_seq_event_t* ev;
snd_seq_event_input(midiSeq, &ev);
....................
snd_seq_free_event(ev);
}*/
do {
WORD wDevID;
snd_seq_event_t* ev;
snd_seq_event_input(midiSeq, &ev);
/* Find the target device */
for (wDevID = 0; wDevID < MIDM_NumDevs; wDevID++)
if ( (ev->source.client == MidiInDev[wDevID].addr.client) && (ev->source.port == MidiInDev[wDevID].addr.port) )
break;
if ((wDevID == MIDM_NumDevs) || (MidiInDev[wDevID].state != 1))
FIXME("Unexpected event received, type = %x from %d:%d\n", ev->type, ev->source.client, ev->source.port);
else {
DWORD dwTime, toSend = 0;
/* FIXME: Should use ev->time instead for better accuracy */
dwTime = GetTickCount() - MidiInDev[wDevID].startTime;
TRACE("Event received, type = %x, device = %d\n", ev->type, wDevID);
switch(ev->type)
{
case SND_SEQ_EVENT_NOTEOFF:
toSend = (ev->data.note.velocity << 16) | (ev->data.note.note << 8) | MIDI_CMD_NOTE_OFF | ev->data.control.channel;
break;
case SND_SEQ_EVENT_NOTEON:
toSend = (ev->data.note.velocity << 16) | (ev->data.note.note << 8) | MIDI_CMD_NOTE_ON | ev->data.control.channel;
break;
case SND_SEQ_EVENT_KEYPRESS:
toSend = (ev->data.note.velocity << 16) | (ev->data.note.note << 8) | MIDI_CMD_NOTE_PRESSURE | ev->data.control.channel;
break;
case SND_SEQ_EVENT_CONTROLLER:
toSend = (ev->data.control.value << 16) | (ev->data.control.param << 8) | MIDI_CMD_CONTROL | ev->data.control.channel;
break;
case SND_SEQ_EVENT_PITCHBEND:
toSend = (ev->data.control.value << 16) | (ev->data.control.param << 8) | MIDI_CMD_BENDER | ev->data.control.channel;
break;
case SND_SEQ_EVENT_PGMCHANGE:
toSend = (ev->data.control.value << 16) | (ev->data.control.param << 8) | MIDI_CMD_PGM_CHANGE | ev->data.control.channel;
break;
case SND_SEQ_EVENT_CHANPRESS:
toSend = (ev->data.control.value << 16) | (ev->data.control.param << 8) | MIDI_CMD_CHANNEL_PRESSURE | ev->data.control.channel;
break;
case SND_SEQ_EVENT_SYSEX:
{
int len = ev->data.ext.len;
LPBYTE ptr = (BYTE*) ev->data.ext.ptr;
LPMIDIHDR lpMidiHdr;
/* FIXME: Should handle sysex greater that a single buffer */
EnterCriticalSection(&crit_sect);
if ((lpMidiHdr = MidiInDev[wDevID].lpQueueHdr) != NULL) {
if (len <= lpMidiHdr->dwBufferLength) {
lpMidiHdr->dwBytesRecorded = len;
memcpy(lpMidiHdr->lpData, ptr, len);
lpMidiHdr->dwFlags &= ~MHDR_INQUEUE;
lpMidiHdr->dwFlags |= MHDR_DONE;
MidiInDev[wDevID].lpQueueHdr = (LPMIDIHDR)lpMidiHdr->lpNext;
if (MIDI_NotifyClient(wDevID, MIM_LONGDATA, (DWORD)lpMidiHdr, dwTime) != MMSYSERR_NOERROR)
WARN("Couldn't notify client\n");
} else
FIXME("No enough space in the buffer to store sysex!\n");
} else
FIXME("Sysex received but no buffer to store it!\n");
LeaveCriticalSection(&crit_sect);
}
break;
case SND_SEQ_EVENT_SENSING:
/* Noting to do */
break;
default:
FIXME("Unhandled event received, type = %x\n", ev->type);
break;
}
if (toSend != 0) {
TRACE("Sending event %08lx (from %d %d)\n", toSend, ev->source.client, ev->source.port);
if (MIDI_NotifyClient(wDevID, MIM_DATA, toSend, dwTime) != MMSYSERR_NOERROR) {
WARN("Couldn't notify client\n");
}
}
}
snd_seq_free_event(ev);
} while(snd_seq_event_input_pending(midiSeq, 0) > 0);
HeapFree(GetProcessHeap(), 0, pfd);
}
return 0;
}