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wine/dlls/winecoreaudio.drv/midi.c
Andrew Eikum 387fbdc7a1 winecoreaudio: Handle sysex MIDI messages. 
Originally submitted by "tinez <tinez@tlen.pl>".

Signed-off-by: Andrew Eikum <aeikum@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
2015-11-11 19:39:23 +09:00

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/*
* Sample MIDI Wine Driver for Mac OS X (based on OSS midi driver)
*
* Copyright 1994 Martin Ayotte
* Copyright 1998 Luiz Otavio L. Zorzella (init procedures)
* Copyright 1998/1999 Eric POUECH :
* 98/7 changes for making this MIDI driver work on OSS
* current support is limited to MIDI ports of OSS systems
* 98/9 rewriting MCI code for MIDI
* 98/11 split in midi.c and mcimidi.c
* Copyright 2006 Emmanuel Maillard
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include "config.h"
#include "wine/port.h"
#include <string.h>
#include <stdarg.h>
#include <stdio.h>
#include "windef.h"
#include "winbase.h"
#include "wingdi.h"
#include "winuser.h"
#include "winnls.h"
#include "mmddk.h"
#include "wine/unicode.h"
#include "wine/debug.h"
#include "coreaudio.h"
WINE_DEFAULT_DEBUG_CHANNEL(midi);
#include <CoreAudio/CoreAudio.h>
#define WINE_DEFINITIONS
#include "coremidi.h"
static MIDIClientRef wineMIDIClient = NULL;
static DWORD MIDIOut_NumDevs = 0;
static DWORD MIDIIn_NumDevs = 0;
typedef struct tagMIDIDestination {
/* graph and synth are only used for MIDI Synth */
AUGraph graph;
AudioUnit synth;
MIDIEndpointRef dest;
MIDIOUTCAPSW caps;
MIDIOPENDESC midiDesc;
WORD wFlags;
} MIDIDestination;
typedef struct tagMIDISource {
MIDIEndpointRef source;
WORD wDevID;
int state; /* 0 is no recording started, 1 in recording, bit 2 set if in sys exclusive recording */
MIDIINCAPSW caps;
MIDIOPENDESC midiDesc;
LPMIDIHDR lpQueueHdr;
WORD wFlags;
DWORD startTime;
} MIDISource;
static CRITICAL_SECTION midiInLock; /* Critical section for MIDI In */
static CFStringRef MIDIInThreadPortName = NULL;
static DWORD WINAPI MIDIIn_MessageThread(LPVOID p);
static MIDIPortRef MIDIInPort = NULL;
static MIDIPortRef MIDIOutPort = NULL;
#define MAX_MIDI_SYNTHS 1
MIDIDestination *destinations;
MIDISource *sources;
extern int SynthUnit_CreateDefaultSynthUnit(AUGraph *graph, AudioUnit *synth);
extern int SynthUnit_Initialize(AudioUnit synth, AUGraph graph);
extern int SynthUnit_Close(AUGraph graph);
LONG CoreAudio_MIDIInit(void)
{
int i;
CHAR szPname[MAXPNAMELEN] = {0};
int numDest = MIDIGetNumberOfDestinations();
CFStringRef name = CFStringCreateWithFormat(kCFAllocatorDefault, NULL, CFSTR("wineMIDIClient.%d"), getpid());
wineMIDIClient = CoreMIDI_CreateClient( name );
if (wineMIDIClient == NULL)
{
CFRelease(name);
ERR("can't create wineMIDIClient\n");
return DRV_FAILURE;
}
CFRelease(name);
MIDIOut_NumDevs = MAX_MIDI_SYNTHS;
MIDIOut_NumDevs += numDest;
MIDIIn_NumDevs = MIDIGetNumberOfSources();
TRACE("MIDIOut_NumDevs %d MIDIIn_NumDevs %d\n", MIDIOut_NumDevs, MIDIIn_NumDevs);
destinations = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, MIDIOut_NumDevs * sizeof(MIDIDestination));
sources = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, MIDIIn_NumDevs * sizeof(MIDISource));
if (MIDIIn_NumDevs > 0)
{
InitializeCriticalSection(&midiInLock);
midiInLock.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": midiInLock");
MIDIInThreadPortName = CFStringCreateWithFormat(kCFAllocatorDefault, NULL, CFSTR("MIDIInThreadPortName.%u"), getpid());
CloseHandle( CreateThread(NULL, 0, MIDIIn_MessageThread, NULL, 0, NULL));
name = CFStringCreateWithFormat(kCFAllocatorDefault, NULL, CFSTR("WineInputPort.%u"), getpid());
MIDIInputPortCreate(wineMIDIClient, name, MIDIIn_ReadProc, NULL, &MIDIInPort);
CFRelease(name);
}
if (numDest > 0)
{
name = CFStringCreateWithFormat(kCFAllocatorDefault, NULL, CFSTR("WineOutputPort.%u"), getpid());
MIDIOutputPortCreate(wineMIDIClient, name, &MIDIOutPort);
CFRelease(name);
}
/* initialize sources */
for (i = 0; i < MIDIIn_NumDevs; i++)
{
sources[i].wDevID = i;
sources[i].source = MIDIGetSource(i);
CoreMIDI_GetObjectName(sources[i].source, szPname, sizeof(szPname));
MultiByteToWideChar(CP_ACP, 0, szPname, -1, sources[i].caps.szPname, sizeof(sources[i].caps.szPname)/sizeof(WCHAR));
MIDIPortConnectSource(MIDIInPort, sources[i].source, &sources[i].wDevID);
sources[i].state = 0;
/* FIXME */
sources[i].caps.wMid = 0x00FF; /* Manufac ID */
sources[i].caps.wPid = 0x0001; /* Product ID */
sources[i].caps.vDriverVersion = 0x0001;
sources[i].caps.dwSupport = 0;
}
/* initialise MIDI synths */
for (i = 0; i < MAX_MIDI_SYNTHS; i++)
{
snprintf(szPname, sizeof(szPname), "CoreAudio MIDI Synth %d", i);
MultiByteToWideChar(CP_ACP, 0, szPname, -1, destinations[i].caps.szPname, sizeof(destinations[i].caps.szPname)/sizeof(WCHAR));
destinations[i].caps.wTechnology = MOD_SYNTH;
destinations[i].caps.wChannelMask = 0xFFFF;
destinations[i].caps.wMid = 0x00FF; /* Manufac ID */
destinations[i].caps.wPid = 0x0001; /* Product ID */
destinations[i].caps.vDriverVersion = 0x0001;
destinations[i].caps.dwSupport = MIDICAPS_VOLUME;
destinations[i].caps.wVoices = 16;
destinations[i].caps.wNotes = 16;
}
/* initialise available destinations */
for (i = MAX_MIDI_SYNTHS; i < numDest + MAX_MIDI_SYNTHS; i++)
{
destinations[i].dest = MIDIGetDestination(i - MAX_MIDI_SYNTHS);
CoreMIDI_GetObjectName(destinations[i].dest, szPname, sizeof(szPname));
MultiByteToWideChar(CP_ACP, 0, szPname, -1, destinations[i].caps.szPname, sizeof(destinations[i].caps.szPname)/sizeof(WCHAR));
destinations[i].caps.wTechnology = MOD_MIDIPORT;
destinations[i].caps.wChannelMask = 0xFFFF;
destinations[i].caps.wMid = 0x00FF; /* Manufac ID */
destinations[i].caps.wPid = 0x0001;
destinations[i].caps.vDriverVersion = 0x0001;
destinations[i].caps.dwSupport = 0;
destinations[i].caps.wVoices = 0;
destinations[i].caps.wNotes = 0;
}
return DRV_SUCCESS;
}
LONG CoreAudio_MIDIRelease(void)
{
TRACE("\n");
if (MIDIIn_NumDevs > 0)
{
CFMessagePortRef messagePort;
/* Stop CFRunLoop in MIDIIn_MessageThread */
messagePort = CFMessagePortCreateRemote(kCFAllocatorDefault, MIDIInThreadPortName);
CFMessagePortSendRequest(messagePort, 1, NULL, 0.0, 0.0, NULL, NULL);
CFRelease(messagePort);
midiInLock.DebugInfo->Spare[0] = 0;
DeleteCriticalSection(&midiInLock);
}
if (wineMIDIClient) MIDIClientDispose(wineMIDIClient); /* MIDIClientDispose will close all ports */
HeapFree(GetProcessHeap(), 0, sources);
HeapFree(GetProcessHeap(), 0, destinations);
return DRV_SUCCESS;
}
/**************************************************************************
* MIDI_NotifyClient [internal]
*/
static void MIDI_NotifyClient(UINT wDevID, WORD wMsg, DWORD_PTR dwParam1, DWORD_PTR dwParam2)
{
DWORD_PTR dwCallBack;
UINT uFlags;
HANDLE hDev;
DWORD_PTR dwInstance;
TRACE("wDevID=%d wMsg=%d dwParm1=%04lX dwParam2=%04lX\n", wDevID, wMsg, dwParam1, dwParam2);
switch (wMsg) {
case MOM_OPEN:
case MOM_CLOSE:
case MOM_DONE:
case MOM_POSITIONCB:
dwCallBack = destinations[wDevID].midiDesc.dwCallback;
uFlags = destinations[wDevID].wFlags;
hDev = destinations[wDevID].midiDesc.hMidi;
dwInstance = destinations[wDevID].midiDesc.dwInstance;
break;
case MIM_OPEN:
case MIM_CLOSE:
case MIM_DATA:
case MIM_LONGDATA:
case MIM_ERROR:
case MIM_LONGERROR:
case MIM_MOREDATA:
dwCallBack = sources[wDevID].midiDesc.dwCallback;
uFlags = sources[wDevID].wFlags;
hDev = sources[wDevID].midiDesc.hMidi;
dwInstance = sources[wDevID].midiDesc.dwInstance;
break;
default:
ERR("Unsupported MSW-MIDI message %u\n", wMsg);
return;
}
DriverCallback(dwCallBack, uFlags, hDev, wMsg, dwInstance, dwParam1, dwParam2);
}
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;
}
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 MIDIOut_Data(WORD wDevID, DWORD dwParam)
{
WORD evt = LOBYTE(LOWORD(dwParam));
UInt8 chn = (evt & 0x0F);
TRACE("wDevID=%d dwParam=%08X\n", wDevID, dwParam);
if (wDevID >= MIDIOut_NumDevs) {
WARN("bad device ID : %d\n", wDevID);
return MMSYSERR_BADDEVICEID;
}
if (destinations[wDevID].caps.wTechnology == MOD_SYNTH)
{
WORD d1 = HIBYTE(LOWORD(dwParam));
WORD d2 = LOBYTE(HIWORD(dwParam));
OSStatus err = noErr;
err = MusicDeviceMIDIEvent(destinations[wDevID].synth, (evt & 0xF0) | chn, d1, d2, 0);
if (err != noErr)
{
ERR("MusicDeviceMIDIEvent(%p, %04x, %04x, %04x, %d) return %s\n", destinations[wDevID].synth, (evt & 0xF0) | chn, d1, d2, 0, wine_dbgstr_fourcc(err));
return MMSYSERR_ERROR;
}
}
else
{
UInt8 buffer[3];
buffer[0] = (evt & 0xF0) | chn;
buffer[1] = HIBYTE(LOWORD(dwParam));
buffer[2] = LOBYTE(HIWORD(dwParam));
MIDIOut_Send(MIDIOutPort, destinations[wDevID].dest, buffer, 3);
}
return MMSYSERR_NOERROR;
}
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 latter is true, then the following WARNing will fire up
*/
if (lpData[0] != 0xF0 || lpData[lpMidiHdr->dwBufferLength - 1] != 0xF7) {
WARN("The allegedly 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 if (destinations[wDevID].caps.wTechnology == MOD_MIDIPORT) {
MIDIOut_Send(MIDIOutPort, destinations[wDevID].dest, lpData, lpMidiHdr->dwBufferLength);
}
lpMidiHdr->dwFlags &= ~MHDR_INQUEUE;
lpMidiHdr->dwFlags |= MHDR_DONE;
MIDI_NotifyClient(wDevID, MOM_DONE, (DWORD_PTR)lpMidiHdr, 0L);
return MMSYSERR_NOERROR;
}
/**************************************************************************
* MIDIOut_Prepare [internal]
*/
static DWORD MIDIOut_Prepare(WORD wDevID, LPMIDIHDR lpMidiHdr, DWORD dwSize)
{
TRACE("wDevID=%d lpMidiHdr=%p dwSize=%d\n", wDevID, lpMidiHdr, dwSize);
if (dwSize < offsetof(MIDIHDR,dwOffset) || lpMidiHdr == 0 || lpMidiHdr->lpData == 0)
return MMSYSERR_INVALPARAM;
if (lpMidiHdr->dwFlags & MHDR_PREPARED)
return MMSYSERR_NOERROR;
lpMidiHdr->lpNext = 0;
lpMidiHdr->dwFlags |= MHDR_PREPARED;
lpMidiHdr->dwFlags &= ~(MHDR_DONE|MHDR_INQUEUE); /* flags cleared since w2k */
return MMSYSERR_NOERROR;
}
/**************************************************************************
* MIDIOut_Unprepare [internal]
*/
static DWORD MIDIOut_Unprepare(WORD wDevID, LPMIDIHDR lpMidiHdr, DWORD dwSize)
{
TRACE("wDevID=%d lpMidiHdr=%p dwSize=%d\n", wDevID, lpMidiHdr, dwSize);
if (dwSize < offsetof(MIDIHDR,dwOffset) || lpMidiHdr == 0 || lpMidiHdr->lpData == 0)
return MMSYSERR_INVALPARAM;
if (!(lpMidiHdr->dwFlags & MHDR_PREPARED))
return MMSYSERR_NOERROR;
if (lpMidiHdr->dwFlags & MHDR_INQUEUE)
return MIDIERR_STILLPLAYING;
lpMidiHdr->dwFlags &= ~MHDR_PREPARED;
return MMSYSERR_NOERROR;
}
static DWORD MIDIOut_GetDevCaps(WORD wDevID, LPMIDIOUTCAPSW lpCaps, DWORD dwSize)
{
TRACE("wDevID=%d lpCaps=%p dwSize=%d\n", wDevID, lpCaps, dwSize);
if (lpCaps == NULL) {
WARN("Invalid Parameter\n");
return MMSYSERR_INVALPARAM;
}
if (wDevID >= MIDIOut_NumDevs) {
WARN("bad device ID : %d\n", wDevID);
return MMSYSERR_BADDEVICEID;
}
memcpy(lpCaps, &destinations[wDevID].caps, min(dwSize, sizeof(*lpCaps)));
return MMSYSERR_NOERROR;
}
static DWORD MIDIOut_GetNumDevs(void)
{
TRACE("\n");
return MIDIOut_NumDevs;
}
static DWORD MIDIOut_GetVolume(WORD wDevID, DWORD *lpdwVolume)
{
TRACE("%d\n", wDevID);
if (wDevID >= MIDIOut_NumDevs) {
WARN("bad device ID : %d\n", wDevID);
return MMSYSERR_BADDEVICEID;
}
if (lpdwVolume == NULL) {
WARN("Invalid Parameter\n");
return MMSYSERR_INVALPARAM;
}
if (destinations[wDevID].caps.wTechnology == MOD_SYNTH)
{
float left;
float right;
AudioUnit_GetVolume(destinations[wDevID].synth, &left, &right);
*lpdwVolume = (WORD) (left * 0xFFFF) + ((WORD) (right * 0xFFFF) << 16);
return MMSYSERR_NOERROR;
}
return MMSYSERR_NOTSUPPORTED;
}
static DWORD MIDIOut_SetVolume(WORD wDevID, DWORD dwVolume)
{
TRACE("%d\n", wDevID);
if (wDevID >= MIDIOut_NumDevs) {
WARN("bad device ID : %d\n", wDevID);
return MMSYSERR_BADDEVICEID;
}
if (destinations[wDevID].caps.wTechnology == MOD_SYNTH)
{
float left;
float right;
left = LOWORD(dwVolume) / 65535.0f;
right = HIWORD(dwVolume) / 65535.0f;
AudioUnit_SetVolume(destinations[wDevID].synth, left, right);
return MMSYSERR_NOERROR;
}
return MMSYSERR_NOTSUPPORTED;
}
static DWORD MIDIOut_Reset(WORD wDevID)
{
unsigned chn;
TRACE("%d\n", wDevID);
if (wDevID >= MIDIOut_NumDevs) {
WARN("bad device ID : %d\n", wDevID);
return MMSYSERR_BADDEVICEID;
}
if (destinations[wDevID].caps.wTechnology == MOD_SYNTH)
{
for (chn = 0; chn < 16; chn++) {
/* turn off every note */
MusicDeviceMIDIEvent(destinations[wDevID].synth, 0xB0 | chn, 0x7B, 0, 0);
/* remove sustain on channel */
MusicDeviceMIDIEvent(destinations[wDevID].synth, 0xB0 | chn, 0x40, 0, 0);
}
}
else FIXME("MOD_MIDIPORT\n");
/* FIXME: the LongData buffers must also be returned to the app */
return MMSYSERR_NOERROR;
}
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 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;
}
static DWORD MIDIIn_AddBuffer(WORD wDevID, LPMIDIHDR lpMidiHdr, DWORD dwSize)
{
TRACE("wDevID=%d lpMidiHdr=%p dwSize=%d\n", wDevID, lpMidiHdr, dwSize);
if (wDevID >= MIDIIn_NumDevs) {
WARN("bad device ID : %d\n", wDevID);
return MMSYSERR_BADDEVICEID;
}
if (lpMidiHdr == NULL) {
WARN("Invalid Parameter\n");
return MMSYSERR_INVALPARAM;
}
if (dwSize < offsetof(MIDIHDR,dwOffset)) {
WARN("Invalid Parameter\n");
return MMSYSERR_INVALPARAM;
}
if (lpMidiHdr->dwBufferLength == 0) {
WARN("Invalid Parameter\n");
return MMSYSERR_INVALPARAM;
}
if (lpMidiHdr->dwFlags & MHDR_INQUEUE) {
WARN("Still playing\n");
return MIDIERR_STILLPLAYING;
}
if (!(lpMidiHdr->dwFlags & MHDR_PREPARED)) {
WARN("Unprepared\n");
return MIDIERR_UNPREPARED;
}
EnterCriticalSection(&midiInLock);
lpMidiHdr->dwFlags &= ~WHDR_DONE;
lpMidiHdr->dwFlags |= MHDR_INQUEUE;
lpMidiHdr->dwBytesRecorded = 0;
lpMidiHdr->lpNext = 0;
if (sources[wDevID].lpQueueHdr == 0) {
sources[wDevID].lpQueueHdr = lpMidiHdr;
} else {
LPMIDIHDR ptr;
for (ptr = sources[wDevID].lpQueueHdr;
ptr->lpNext != 0;
ptr = ptr->lpNext);
ptr->lpNext = lpMidiHdr;
}
LeaveCriticalSection(&midiInLock);
return MMSYSERR_NOERROR;
}
static DWORD MIDIIn_Prepare(WORD wDevID, LPMIDIHDR lpMidiHdr, DWORD dwSize)
{
TRACE("wDevID=%d lpMidiHdr=%p dwSize=%d\n", wDevID, lpMidiHdr, dwSize);
if (dwSize < offsetof(MIDIHDR,dwOffset) || lpMidiHdr == 0 || lpMidiHdr->lpData == 0)
return MMSYSERR_INVALPARAM;
if (lpMidiHdr->dwFlags & MHDR_PREPARED)
return MMSYSERR_NOERROR;
lpMidiHdr->lpNext = 0;
lpMidiHdr->dwFlags |= MHDR_PREPARED;
lpMidiHdr->dwFlags &= ~(MHDR_DONE|MHDR_INQUEUE); /* flags cleared since w2k */
return MMSYSERR_NOERROR;
}
static DWORD MIDIIn_Unprepare(WORD wDevID, LPMIDIHDR lpMidiHdr, DWORD dwSize)
{
TRACE("wDevID=%d lpMidiHdr=%p dwSize=%d\n", wDevID, lpMidiHdr, dwSize);
if (dwSize < offsetof(MIDIHDR,dwOffset) || lpMidiHdr == 0 || lpMidiHdr->lpData == 0)
return MMSYSERR_INVALPARAM;
if (!(lpMidiHdr->dwFlags & MHDR_PREPARED))
return MMSYSERR_NOERROR;
if (lpMidiHdr->dwFlags & MHDR_INQUEUE)
return MIDIERR_STILLPLAYING;
lpMidiHdr->dwFlags &= ~MHDR_PREPARED;
return MMSYSERR_NOERROR;
}
static DWORD MIDIIn_GetDevCaps(WORD wDevID, LPMIDIINCAPSW lpCaps, DWORD dwSize)
{
TRACE("wDevID=%d lpCaps=%p dwSize=%d\n", wDevID, lpCaps, dwSize);
if (lpCaps == NULL) {
WARN("Invalid Parameter\n");
return MMSYSERR_INVALPARAM;
}
if (wDevID >= MIDIIn_NumDevs) {
WARN("bad device ID : %d\n", wDevID);
return MMSYSERR_BADDEVICEID;
}
memcpy(lpCaps, &sources[wDevID].caps, min(dwSize, sizeof(*lpCaps)));
return MMSYSERR_NOERROR;
}
static DWORD MIDIIn_GetNumDevs(void)
{
TRACE("\n");
return MIDIIn_NumDevs;
}
static DWORD MIDIIn_Start(WORD wDevID)
{
TRACE("%d\n", wDevID);
if (wDevID >= MIDIIn_NumDevs) {
WARN("bad device ID : %d\n", wDevID);
return MMSYSERR_BADDEVICEID;
}
sources[wDevID].state = 1;
sources[wDevID].startTime = GetTickCount();
return MMSYSERR_NOERROR;
}
static DWORD MIDIIn_Stop(WORD wDevID)
{
TRACE("%d\n", wDevID);
if (wDevID >= MIDIIn_NumDevs) {
WARN("bad device ID : %d\n", wDevID);
return MMSYSERR_BADDEVICEID;
}
sources[wDevID].state = 0;
return MMSYSERR_NOERROR;
}
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;
}
/*
* MIDI In Mach message handling
*/
/*
* Call from CoreMIDI IO threaded callback,
* we can't call Wine debug channels, critical section or anything using NtCurrentTeb here.
*/
void MIDIIn_SendMessage(MIDIMessage msg)
{
CFDataRef data;
CFMessagePortRef messagePort;
messagePort = CFMessagePortCreateRemote(kCFAllocatorDefault, MIDIInThreadPortName);
data = CFDataCreate(kCFAllocatorDefault, (UInt8 *) &msg, sizeof(msg));
if (data)
{
CFMessagePortSendRequest(messagePort, 0, data, 0.0, 0.0, NULL, NULL);
CFRelease(data);
}
CFRelease(messagePort);
}
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;
BOOL sysexStart;
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");
return NULL;
}
sysexStart = (msg->data[0] == 0xF0);
if (sysexStart || src->state & 2) {
int pos = 0;
int len = msg->length;
if (sysexStart) {
TRACE("Receiving sysex message\n");
src->state |= 2;
}
EnterCriticalSection(&midiInLock);
currentTime = GetTickCount() - src->startTime;
while (len) {
LPMIDIHDR lpMidiHdr = src->lpQueueHdr;
if (lpMidiHdr != NULL) {
int copylen = min(len, lpMidiHdr->dwBufferLength - lpMidiHdr->dwBytesRecorded);
memcpy(lpMidiHdr->lpData + lpMidiHdr->dwBytesRecorded, msg->data + pos, copylen);
lpMidiHdr->dwBytesRecorded += copylen;
len -= copylen;
pos += copylen;
TRACE("Copied %d bytes of sysex message\n", copylen);
if ((lpMidiHdr->dwBytesRecorded == lpMidiHdr->dwBufferLength) ||
(*(BYTE*)(lpMidiHdr->lpData + lpMidiHdr->dwBytesRecorded - 1) == 0xF7)) {
TRACE("Sysex message complete (or buffer limit reached), dispatching %d bytes\n", lpMidiHdr->dwBytesRecorded);
src->lpQueueHdr = lpMidiHdr->lpNext;
lpMidiHdr->dwFlags &= ~MHDR_INQUEUE;
lpMidiHdr->dwFlags |= MHDR_DONE;
MIDI_NotifyClient(msg->devID, MIM_LONGDATA, (DWORD_PTR)lpMidiHdr, currentTime);
src->state &= ~2;
}
}
else {
FIXME("Sysex data received but no buffer to store it!\n");
break;
}
}
LeaveCriticalSection(&midiInLock);
return NULL;
}
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;
}
return NULL;
}
static DWORD WINAPI MIDIIn_MessageThread(LPVOID p)
{
CFMessagePortRef local;
CFRunLoopSourceRef source;
Boolean info;
local = CFMessagePortCreateLocal(kCFAllocatorDefault, MIDIInThreadPortName, &MIDIIn_MessageHandler, NULL, &info);
source = CFMessagePortCreateRunLoopSource(kCFAllocatorDefault, local, 0);
CFRunLoopAddSource(CFRunLoopGetCurrent(), source, kCFRunLoopDefaultMode);
CFRunLoopRun();
CFRunLoopSourceInvalidate(source);
CFRelease(source);
CFRelease(local);
CFRelease(MIDIInThreadPortName);
MIDIInThreadPortName = NULL;
return 0;
}
/**************************************************************************
* modMessage
*/
DWORD WINAPI CoreAudio_modMessage(UINT wDevID, UINT wMsg, DWORD dwUser, DWORD dwParam1, DWORD dwParam2)
{
TRACE("%d %08x %08x %08x %08x\n", wDevID, wMsg, dwUser, dwParam1, dwParam2);
switch (wMsg) {
case DRVM_INIT:
case DRVM_EXIT:
case DRVM_ENABLE:
case DRVM_DISABLE:
return 0;
case MODM_OPEN:
return MIDIOut_Open(wDevID, (LPMIDIOPENDESC)dwParam1, dwParam2);
case MODM_CLOSE:
return MIDIOut_Close(wDevID);
case MODM_DATA:
return MIDIOut_Data(wDevID, dwParam1);
case MODM_LONGDATA:
return MIDIOut_LongData(wDevID, (LPMIDIHDR)dwParam1, dwParam2);
case MODM_PREPARE:
return MIDIOut_Prepare(wDevID, (LPMIDIHDR)dwParam1, dwParam2);
case MODM_UNPREPARE:
return MIDIOut_Unprepare(wDevID, (LPMIDIHDR)dwParam1, dwParam2);
case MODM_GETDEVCAPS:
return MIDIOut_GetDevCaps(wDevID, (LPMIDIOUTCAPSW) dwParam1, dwParam2);
case MODM_GETNUMDEVS:
return MIDIOut_GetNumDevs();
case MODM_GETVOLUME:
return MIDIOut_GetVolume(wDevID, (DWORD*)dwParam1);
case MODM_SETVOLUME:
return MIDIOut_SetVolume(wDevID, dwParam1);
case MODM_RESET:
return MIDIOut_Reset(wDevID);
default:
TRACE("Unsupported message (08%x)\n", wMsg);
}
return MMSYSERR_NOTSUPPORTED;
}
/**************************************************************************
* midMessage
*/
DWORD WINAPI CoreAudio_midMessage(UINT wDevID, UINT wMsg, DWORD dwUser, DWORD dwParam1, DWORD dwParam2)
{
TRACE("%d %08x %08x %08x %08x\n", wDevID, wMsg, dwUser, dwParam1, dwParam2);
switch (wMsg) {
case DRVM_INIT:
case DRVM_EXIT:
case DRVM_ENABLE:
case DRVM_DISABLE:
return 0;
case MIDM_OPEN:
return MIDIIn_Open(wDevID, (LPMIDIOPENDESC)dwParam1, dwParam2);
case MIDM_CLOSE:
return MIDIIn_Close(wDevID);
case MIDM_ADDBUFFER:
return MIDIIn_AddBuffer(wDevID, (LPMIDIHDR)dwParam1, dwParam2);
case MIDM_PREPARE:
return MIDIIn_Prepare(wDevID, (LPMIDIHDR)dwParam1, dwParam2);
case MIDM_UNPREPARE:
return MIDIIn_Unprepare(wDevID, (LPMIDIHDR)dwParam1, dwParam2);
case MIDM_GETDEVCAPS:
return MIDIIn_GetDevCaps(wDevID, (LPMIDIINCAPSW) dwParam1, dwParam2);
case MIDM_GETNUMDEVS:
return MIDIIn_GetNumDevs();
case MIDM_START:
return MIDIIn_Start(wDevID);
case MIDM_STOP:
return MIDIIn_Stop(wDevID);
case MIDM_RESET:
return MIDIIn_Reset(wDevID);
default:
TRACE("Unsupported message\n");
}
return MMSYSERR_NOTSUPPORTED;
}
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